ĐỀ KIỂM TRA -HK II – TIẾNG ANH 6
ĐỀ 1
I. Multiple choice
1) 6. Miss Hoa has __________ hair.
a. black long b. long black c. a long black d. oval black
2) 9. Is there _________ milk for lunch? – Yes, there is.
a. any b. some c. a d. an
3) 14. _________ is my favorite drink.
a. Bread b. Oranges c. Onions d. Orange juice
4) 24. __________ do you go to the zoo? – I never go to the zoo.
a. How long b. How often c. How many d. How much
5) 26. They ____________ late for school.
a. never go b. are never c. never are d. don’t go
6) 29. What’s the ___________ like in the spring? – It’s warm.
a. weather b. summer c. season d. flower
7) 32. My sister and I __________ my homework at the moment.
8) a. do b. am doing c. are doing d. is doing
9) 36. How often does Phong go to the movies? - _____________________.
a. Twice a week b. Yes, he does. c. No, he doesn’t d. One a week
10) 41. We are going to stay ________ a hotel.
a. at b. for c. on d. in
11) 45. Let’s __________ to the movies.
a. go b. going c. play d. to go
12) - What are we going to do this weekend?
- ___________ having a picnic?
A let’s b let’s go c. why don’t we d. what about
II. Supply the correct form of verbs:
1. What time ……………… you (go) ………………… to school?
2. Lan ( watch ) ……………………… T.V three times a week.
3. Nam & Ba often ( go) ………………………. fishing on Sunday.
4. We ( not go) ………………………… to school on Sunday.

d. Good idea.
e. No, he doesn’t.
f. I’m going to visit Hue.
g. Yes, it is.
h. Three times a week.
i. I walk to school.
j. It’s warm in the spring.
V Reading
Mr Hung is an engineer. He works in Da Lat. Every morning, he gets up at five o’clock. He has some
noodles for breakfast.Then he drinks a glass of orange juice. At 6.30, he goes to work by car. He has lunch at
a restaurant near his factory. He finishes his work at 4.30. He goes home and has dinner with his family. In
the evening, he watches television and read.
Questions:
a. What does Mr Hung do?
b. Where does he work?
c. Does he eat rice for breakfast?
d. How does he go to work?
e. Where does he have lunch?
f. Does he have dinner at a foodstall?
g. What does he do in the evening?
h. Does he listen to music in his free time?
ĐỀ 2
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Part I: Listen and fill in the gaps. (2,0 pts)
Hi! Our names are Quang and Hai. We are in grade (1). We learn at Quang Trung secondary
school. In the (2), we often play (3). We usually play badminton in the fall. We (4) go
fishing in the winter. We always go (5) in the summer. In the summer, the (6) is
very (7) but we (8) it.
PART II: Read and answer the questions.(2,5pts)
Hung and Long are going on vacation this summer. First, they are going to visit Ha Long for 2 days.

8. I am going Ha Long bay
A. visiting B. visit C. visited D. to visit
9. Which sports………………? – I play soccer.
A. do you do B. do you play C. does he do D. are you
10. Are they going to see…………… in Hue?
A. Ngoc Son Temple B. the capital
C. the citadel D. Hoang Cung cave
PART IV: Rearrange the words in the sentences to make meaningful sentences. (3,0pts).
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1. do / like / what / you / weather ?

2. usually / morning / 6 o'clock / in /at/ get up/ I / the

3. your / drink / brother’s / what / favorite / is ?

4. a / there / library/ is / school / our/ in.

5. park / a / goes / week / she / the / times / to / four .

6. his / Ha Long Bay/ visit / going / are / family / to / Tom/ next / Sunday/ and.

The end
ĐỀ 3
I. VOCABULARY AND GRAMMAR.
A.Circle a, b, c or d before the best answer. (2ms).
(khoanh tròn vào trước mỗi đáp án đúng a, b, c hoặc d).
1. Tomatoes, lettuce and potatoes are ………………
a. fruits b. vegetables c. drinks d. flowers
2. Lan doesn’t like playing the guitar, she ……………. plays it.
a. usually b. never c. always d. often

d. … They often walk in the mornings.
2. Answer the questions(0,5 m). (Trả lời câu hỏi).
a. Does Phong’s sister like playing volleyball?.
………………………………………………………………………………………………
b. What do they do in the evenings?.
……………………………………………………………………………………………….
B. Match a question in column A with an answers in column B. (1,5ms).
(Nối 1 câu hỏi ở cột A với 1 câu trả lời ở cột B).
A B Answers
1.What would you like?
2. What is the weather like in the summer?
3. Do you like reading book?
4. What’s your favorite food?.
5. How often do you watch TV?.
6. Why do we need more food?.
a. Yes, I do
b. Because there are more people.
c. I’d like some orange juice
d. It is hot
e. Chiken and fish
f. Twice a week
1+….
2+….
3+….
4+….
5+….
6+….
III. WRITING.
A .Put the words in correct orders. (1m). (Xếp các từ sau theo đúng trật tự câu).
1. Lan / listens / often / to / in / evening / music / the.

A B C D
There are any oranges and bananas in the pasket.
A B C D
Part 3: Supply the correct form of the word: (1 pt)
Tuan and I sometimes fly (we) ______ kites.
They need two (sand wich) ______
Hoa is hungry. She’d like a plate of (fry) ______ rice.
How much is a bottel of (cook) ______ oil?
Part 4: Supply the correct tens or form of the verb: (1 pt)
Mrs Thu (do) ______ the housework every day.
My brother (listen) ______ to music now.
They (visit) ______ Da Lat this summer vacation.
Long is thirsty. He’d like ((drink) ______ some water.
II. READING:
Part 1: Read the passage. Then decide whether the statements are True (T) or False (F) :P (1 PT)
Today is Sunday. Lan and her mother go top the markek. They want a kilo of fish and five hundred
grams of beef for lunch. Lan wants some apples and chocolates, so they get four apples and a box of
chocolates. They also need two cans of peas, a kilo of tomatoes and some vegetables.
1. Lan goes to the market with her sister.
2. They want fish and beef for lunch.
3. They want four apples and a box of chocolates.
4. They don’t need any peas.
Part 2: Choose the best one to complete the passage: (1.5 pts)
I have three good friends: Minh, Mai and Nga. (1) ______ like sports. Minh likes soccer and tennis.
Mai likes badminton (2) ______ . Nga likes aerobics. They all like (3) ______soccer matches on television.
Minh often plays soccer (4) ______ the after with his classmates. Mai plays badminton (5) ______a week
and Nga does (6) ______on Thursday and Sunday.
1. A. He B. she C. They D. My friend
2. A. and B. when C. then D. next
3. A. watch B. watching C. are watching D. watches

8.What ………. You going to do this summer vacation?
A. am B. is C. are D. be
II. Reading: ( 3 marks)
* Complete the dialogue.
Hoa: What are you going to do?
Binh: I … am going to … … visit Ha Noi.
Hoa: Where are you going to stay?
Binh: I … …am going to … stay in a hotel.
Hoa: How long are you going to stay?
Binh: I …am going to … … stay for a week.
* Answer the questions.
1. What is Binh going to do?
=> ……………………He is going to visits Ha Noi……………… ……
2.Where is he going to stay?
=> …He is going to stay in hotel……………………………… ………
2.How long is he going to stay?
=> ……He is going to stay for a week……………………………………
III. Write the sentences with the cue words. ( 3 marks)
1. I/ going to / visit Ha Long Bay/ summer vacation.
=>………… ………
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2. It/ cool/ fall.
=>………… ………
3. Where / you/ from?
=>………… ………
4. Ho Chi Minh City / big/ Ha Noi.
=>………… ………
5. Mexico City / big city/ world.
=>………… ………
6. The Nile River/ long river/ world.

12. ……………………rice do you want ?
a. how b. how many c. how much d. what
13. Lan and Hoa sometimes……………………to the zoo
a. are going b. goes c. go d. is going
14. ……………………is the weather like ?
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a. how b. what c. who d. how much
15. ……………………are you going to do in the vacation ?
a. when b. what c. how d. who
16. My house is as ……………………as Hoa’s house
a. smaller b. small c. biggest d. bigger
17. We ……………………waste food and feed it to pigs
a. damage b. collect c. leave d. throw
18. I……………………to school by bike now
a. go b. am going c. goes d. is going
19. Chi is……………………girl in her class
a. more beautiful b. the most beautiful c. beautiful d. a most beautiful
20. How……………………is it from your house to the stadium? “About 7 kilometers”
a. often b. many c. much d. far
21. He ……………………his bicycle now
a.riding b. is riding c. ride d. rides
22. she always ……………………at five o’clock
a.get up b.gets up c. is getting d. getting
23. there are ……………………apples on the table
a. any b. some c. a d.an
24. ……………………are you going to stay ?In a hotle
a. what b.when c. where d.which
25. I’m going ……………………the Ngoc Son Temple tomorrow
a. see b. sees c.to se d.seeing
26. ……………………I help you ? yes,I’m like some beef ,please

2.She speaks English. ………………………………………
3.She’s visiting a lot of interesting places in Hanoi. ………………………………………
4.Nextweek she’s going to visit Danang. ………………………………………
V. Answer the questions about you.
1. Where are you going on your holiday?
=>……………………………………………………………………………………………………
2. Who are you going with?
=>………………………………………………………………………………………………………………
………………
3. How are you going to travel?
=>………………………………………………………………………………………………………………
………
4. Where are you going to stay?
=>………………………………………………………………………………………………………………
……
5. How long are you going to stay there?
=>……………………………………………………………………………………………………
6. What are you going to do during your holiday?
=>…………………………………………………………………………………
VI. Rearrange the following words to make a complete sentences.
1. I’d / am / so / like / noodles / I / hungry / some.
=>………………………………………………………………………………………………………………
…………………………………………………………
2. Skipping / her / and / younger / like / winter / Mai / sister / in.
=>………………………………………………………………………………………………………………
…………………………………………………………
3. Vietnamese / is / Vietnam / He / and / speak / He / from
=>………………………………………………………………………………………………………………
…………………………………………………………
4. language / you / often / French / ? / Which / do / speak / English / or

2. A. teeth B. tree C. between D. engineer
3. A. picnic B. sometimes C. like D. exercise
4. A. onion B. dozen C. often D. color.
5. A. animal B. paddy C. many D. waste
Bài 2: Chọn đáp án đúng cho mỗi câu sau. (2, 5 điểm)
6. She is going to stay with aunt and uncle.
A. they B. her C. she D. hers
7. Huong is very thirsty. Shed like some
A. rice B. bread C. water D. eggs
8. How does your father go swimming? ~ Twice a week.
A. often B. much C. many D. far
9. Im going to stay in London two days.
A. for B. at C. with D. on
10.There isnt any in our house. Lets go to the market to buy some.
A. noodles B. oranges C. beef D. tomatoes
11. What is her hair? ~ Its black.
A. time B. color C. school D. kind
12.Our mother a packet of cookies.
A. like B. needs C. want D. need
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13.Its so hot! Lets .
A. go swim B. swims C. swimming D. go swimming
14.Mount Everest is the . mountain in the world.
A. higher B. highest C. high D. the higher
15.We shouldnt our environment.
A. destroying B. to destroy C. destroys D. destroy
Bài 3: Nối câu hỏi trong cột A với câu trả lời trong cột B. (1, 25 điểm)
A B
16.How much are they?
17.What would you like to drink?

32. How much milk do his cows produce everyday?
A. a little B. a few C. very much. D. ten liters.
Bài 6: Dùng từ gợi ý viết thành câu hoàn chỉnh. (2, 0 điểm)
33. We / going to / visit / Hue / next week.
34. Hoa / often / go fishing / on Sundays.
35. It / hot / summer.
36. There / be / a lot of / rivers and mountains / my country.
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ĐỀ 8
I. Listen and Fill in each gap with one word to complete the passage: 2m.
Viet Nam, our country, is very beautiful. It has … seasons : spring, summer, fall and
… .In the spring, it often , sometimes it’s rainy. In the summer, it’s hot and sunny.
The ….is cool in the fall and in the winter it is cold and windy. I like …. weather
I can do many activities. When it’s hot, I usually go … and play…
Sometimes, I go fishing with my
II. Match the answers to the questions: 1 m.
Questions Answers
1. Does he like music ? a. He’s 16
2. How often does he go swimming in summer? b.Twice a week
3. What is he doing now? c. He’s going to visit his home town
d. He is listenning to music
4. What is he going to do this Sunday? e. In an apartment in Ha Noi.
1 2 3 4 f.Yes, he does
III. Circle A, B, C or D to make the best answer 2.5 ms.
1. I don’t go to school ….Sundays
A. in B. at C. on D. for.
2. How … do you go to fishing? - Once a week.
A. usually B. sometimes C. often D. never
3.I … like some orange juice.
A. can B. could C. will D. would

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4. When does he often listen to music?
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
V. Base on the table to write the answer to complete the dialogue :2,5 ms.
Name Mary
Country Canada
Job doctor
Working place hospital
Sports badminton
A: What is her name?
B: 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A: Where is she from?
B: 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A: What is her job?
B: 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A: Where does she work?
B: 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A: Which sports does she play?
B: 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ĐỀ 9
I. PRONUNCIATION.
1. A. full B. summer C. sunny D. Sunday
2. A. street B. engineer C. green D. see
3. A. recycle B. country C. collect D. can
4. A. bottle B. lot C. forest D. some
5. A. city B. hungry C. thirsty D. fly
6. A. ride B. night C. river D. tired
7. A. beach B. weather C. season D. peas
8. A. sometimes B. washes C. benches D. couches
II. LEXICO AND GRAMMAR.

A. activities B. pastimes C. weathers D. seasons
16. Phong ________ soccer every afternoon. It’s his favorite pastime.
A. play B. plays C. is playing D. is going to play
17. Can I help you? ~ ________ please. I need a kilo of beef.
A. Yes B. Sorry C. Can D. No
18. Minh ________ eats fish and beef. He doesn’t like them.
A. always B. usually C. often D. never
19. My father goes to work by car. He ________ his car to work.
A. rides B. drives C. travels D. goes
20. ________? ~ I am from Vietnam.
A. Where are you from? B. What are you from?
C. Where are you fromD. What are you from
III. READING.
Hi. My name is Lan. I live with my family: my father, my mother and two brothers at 12 Tran Phu
Street, Ha Noi.
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My country is very beautiful. We have lots of mountains and Phanxipang is the highest mountain in
my country. We also have many great rivers as the Red River and Mekong River. We have lots of lakes, too.
There are four seasons in the Northern of Viet Nam. We have lots of rain around the year, so the
country is very green. We have big forests and we don’t have any deserts. We have many beautiful beaches.
It is a great country.
A. Put the T (True) or F (False).
21. Lan is from England. …………………
22. There are five people in her family. …………………
23. Phanxipang is the highest mountain in Vietnam.…………………
24. There aren’t any great rivers in Vietnam. …………………
B. Answer the questions.
25.Who does she live with?
=>……………………………………………………………………………………
26.Does her country have a lot of mountains?

16
II. Gạch chân dưới đáp án đúng.
1. He usually goes to school (in / on / at) the morning.
2. (When / Where / How) do you go to school? - By bicycle.
3. What (is / does / do) Ba often do on Sundays?
4. I’m going (see / seeing / to see) Huong Pagoda tomorrow.
5. I’d like (a / some / an) oranges.
III. Tìm , gạch chân dưới từ sai và sửa lỗi.
1. Tokyo is small than Mexico city. ……………………………….
2. How much students are there in your class?
3. Where are Susan from? …………………………………
IV.Chia động từ trong ngoặc.
1. I (be) Lan . ….……………………………………
2. What you (do) in your free time? ……………………………………….
3. Mai (go) to school every morning. ………………………………………
4. We (do) our tests now. ………………………………………
5. He wants (go) camping. ………………………………………
V. Nối cột A tương ứng với cột B (bằng cách điền a,b,c,d vào chỗ chấm).
A B
1. What color is your hair?
2. How often does he walk?
3. What’s the weather like?
4. How do you feel?
a. Twice a week.
b. I’m tired and thirsty.
c. It’s black.
d. It’s hot.
1. ……….……. 2. ……………… 3. ……………… 4. …………………
VI. Đọc kỹ đoạn văn rồi trả lời câu hỏi.
Her name isThao. She is12 years old. She likes watching TV. She gets up at 6.30. She has breakfast and

12. Tony____________________ a tube of toothpaste.
A. need B. needs C .want D. wanting
13 . ____________________ going to the movie theater
A. Let’s B. How C. What about D. Why
14.I____________________ some fruit. .
A. likes B. liking C. would like D .wants
III. Read the following passage and choose the word for each blank (1.5mk)
Tony and Linda _________ go to the zoo. They go about three times a _________ They often go to
the park. They go about ________a week. They sometimes have a___________, but not always. They
usually play _________ but sometimes they fly their kites. They __________ go camping because they don’t
have a tent. .
15 A. always B. sometimes C. often D. never
16. A. month B. year C. week D. day
17.A. two B. twice C. Once D. one
18.A. picnic B. sailing C. camping D. fishing
19.A. tennis B. volleyball C. game D. sports
20. A. always B. sometimes C. often D. never
IV. Read the passage. Then write True ( T) ,False (F) for each of the sentences below . (1mk)
Mary likes walking. On the weekend, she often goes walking in the mountains. She usually goes with two
friends. Mary and her friends always wear strong boot and warm clothes .They always take food
True False
21. Mary likes walking  
22.Mary always goes walking in the mountain  
23.Mary and her friends usually wear strong boots  
24 .They always take food .  
V. Put questions for the underlined words (1mk)
25.I am going to stay for two weeks.
→_________________________________________________________________?
26. He plays tennis twice a week.
→_________________________________________________________________?

B.Choose the word whose main stress pattern is not the same as that in the rest.
(0.5 mk)
4. natural capital pagodadesert
5. ahead sandwich toothpaste sausage
II. Choose the word or phrase that best fits the blank space in each sentence. (2.25mks)
6. _______ his lips full or thin?
Does Do Is Are
7. She wouldn’t like any noodles. She’s _______________.
Hungry thirsty full tired
8. Two hundred ____________, please.
Gram kilo dozen grams
9. ___________ does Minh usually go with?
Who What When How
10. We sometimes go _____________ in the fall.
Sail sails sailing for sail
11. She’s going to _______________ Hue.
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Come visit go travel
12. He’s not from France. He’s ________________.
The United States American Cuba France
13. The ____________ river in the world is the Nile River.
Longest longer long longing
14. Kathy and Tom are going to stay __________ a week.
In for on at
III. Choose the word or phrase that best fits the blank space in the following dialogue.(1.5 mks)
Salesgirl: Yes, sir. Can I help you?
Mr. Minh: Yes, I want (15) ___________ a kilo of ice-cream.
Salesgirl: (16) _________ you want any milk, Sir?
Mr.Minh: I don’t want (17) ________ milk (18) ________ I want some butter.
Salesgirl: How (19) __________ butter do you want?

20
31. They are going to bring some food.
32. Minh is going to bring some drinks.
VII. Make questions for the underlined words. (2mks)
33. It’s hot in Ho Chi Minh City.
 _______________________________?
34. They are going to stay there for a week.
 _______________________________?
35. No. She isn’t short.
 ________________________________?
36. He wants a kilo of beef.
 ________________________________?
ĐỀ 13
I.Chọn từ hoặc cụm từ đúng nhất trong ngoặc để hoàn thành câu (3đ)
1. What________the weather like in the fall? It’s cool. (are/ is / does )
2. When it’s cool, Hoa often _________ jogging ( goes/ go/ going)
3. How __________ is a kilo of rice ? (many / much / much many )
4. Where is he __________now? He’s staying in Hanoi now (stays/ to stay/staying)
5. What about ___________to the post office ? (going/ goes/ go)
6. Ho Chi Minh city is___________than HaNoi. (big / bigger/ biggest)
7. Tom is from Canada. He’s___________(Canada / Canadian / English)
8. We should __________ water . (saves/ save/ to save)
9. Ba says : “ Let’s listen to music ” .He wants ____________ to music
(listen/ to listen/listening)
10. __________ Sunday morning. I’m going to see a movie (At/ on / In)
II. Kết hợp câu hỏi ở cột A sao cho phù hợp với câu trả lời ở cột B. (2,5 đ)
A. Questions B. Answers
1. What’s he going to do this weekend ?
2. How often do you watch TV ?
3. Do you play badminton ?

________________________________________________________________?
GOOD LUCK !

ĐỀ 14
I. Choose the word whose underlined part is pronounced differently from that of the other words:
(0.75pt)
1.idea
year wear near
2.camp
plan plane badminton
3.twice
always tennis boots
II. Choose the most appropriate word or phrase to fill in each blank: (2.75pts)
4. Mai always_________________.fishing with her uncle .
a. going b. is going c. go d. goes
5. The children ___________________in the school yard now .
a. skip b. skipping c. is skipping d. are skipping
6. Yes. A ________ of toothpaste , please.
a. bowl b. bar c. tube d. packet
7____________________his lips full or thin ? .
a. Do b. Does c. Is d. Are
8. Spring is his favorite __________________ in a year .
a. activity b.season c.activities d. pastimes
9. ____________________ it’s hot , they go swimming .
a. What b. Where c. When d. Why
10. How ______________is he going to stay in Hue ?
a. often b. old c. many d. long
11. How often are you late _______________ school ?
a. for b. to c. on d. at
12. She ___________________go to the market .

Lan : I’m going to visit the citadel .

21. Lan is going to visit Hue this summer vacation .
22. She’s going to stay with her friends .
23. She’s going to stay in Hue for seven days .
24. Ba is going to visit the citadel .
V. Choose the correct answers in the box to fill in the blank. (1pt)
Yes, he does. No, it doesn’t. I do aerobics.
She likes warm weather. Twice a week.
25. Which sports do you play ? ____________________________________
26. What weather does Mai like ? ____________________________________
27. Does he go to the movies in his free time ? ____________________________________
28. How often do you play badminton ? _____________________________________
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V . In the blank, rewrite the underlined words or phrases A, B, C or D that must be changed for the
sentence to be correct. (1pt)
29. How many is that packet of milk ? ______________
A B C D
30. I going to visit the beach and swim in Nha Trang . ______________
A B C D
31. He often goes swimming and fish in the summer ______________
A B C D
32. Does he brush his teeth and takes a shower every morning ? ______________
A B C D

VII. Make questions for the underlined words.(1pt)
33. It’s often cool in the fall . _____________________________________________
34. My father goes fishing once a month._____________________________________________
VIII. Complete the unfinished sentences in such a way they mean the same as those printed above them.
(1pt)

14. Tuong sometimes ……… fishing with his uncle
A. going B. is going C. goes D. go
III. Read the passage. Then decide which option best fits each space(1.5 mk)
In Ha Noi, there are (15) …………. seasons in the year. They are (16) ………. summer, autumn, and winter.
In the spring, it (17) ………… usually fine and warm. In the summer, it is (18) …………. hot. In the fall, it
is often (19) ………. (20)……… in the winter it is very cold.
15. A. one B. two C. three D. four
16. A. spring B. summer B. fall D. winter
17. A. is B. are C. does D. likes
18. A. never B. often C. some D. likes
19. A. cold B. hot C. cool D. warm
20. A. or B. and C. when D. how
IV. Read the passage. Then write True (T), False (F) for each of the sentences below.(1mk)
Hung likes walking. On the weekend, he often goes walking in the mountains. He usually goes with two
friends. Hung and his friends always wear strong boots and warm clothes. They always take food and water
and a camping stove. Sometimes they camping overnight

T F
21. Hung likes jogging.  
22. They go walking on Saturday and Sunday.  
23. They always take fruit.  
24. Sometime they camping overnight.  
V. Choose the correct answer in the box to fill in the blank(1mks)
25. How are we going to travel?
26. What about going by bike?
27. What do you want to do?
28. What is she going to do tomorrow?
VI. Choose the underlined words or phrase A, B, C or D that must be change for the sentences to be
correct (1mks)
25