UNIT 11 - NATIONAL PARKS
I. Choose the word with the underlined 'letter pronounced different from the others.
1. a. nation b. tourist c. study d. return
2. a. world b. children c. grandfather d. dangerous
3. a. nature b. potential c. option d. pollution
4. a. handsome b. Wednesday c. dependent d. grandchild
5. a. castle b. fasten c. ballet d. intend
6. a. national b. question c. population d. station
II. Complete the sentences with the correct form of the verbs in the box.
locate establish orphan abandon contaminate
explore release defeat contain endanger
1 . There is a danger of serious …… from radioactive waste .
2. The giant panda is in danger of becoming extinct. It is an………… species
3. Cuc Phuong National Park is …… 160 km South West of Ha Noi
4. He wants how the human brain will function under these circumstances.
5. He has been ……… since he was five.
6. The enemy was ………… in a decisive battle.
7. His mother ………… him when he was five days old.
8. The board agreed ………… two committees to examine the proposals
9. Toxic gases from industrial factories were ……… the atmosphere.
10. Brown rice……….a lot of vitamins and minerals.
III. Complete the sentences with the correct form of the words in bracket.
1. didn't go into business with Sam. If I ……… (go) business With him, I (become) a success.
2. We got to the station in time to catch the train. If we (miss), it We (be) late for
the meeting.
3. Mary and I weren't able to go on a honeymoon We (can/ go) away if my father ……. (not get)
sick.
4. I took a taxi to the hotel but the traffic was very bad. It_ (walk). (be) quicker if I
(walk)
5. It's good that you reminded me about Ann's birthday. I (forget) if you ……… (not remind) me.
6. The view was wonderful. If I ………. (have) a camera, I …… _ (take) some photographs.

V. Read the following newspaper report and use a suitable form of each verb in brackets.
Several phone cars were involved the pile-up because no one (1) (try) to phone the
police for help. If some(2) the police immediately, they (3) ………(be able) to send an
balance and also direct the traffic, thus (4) …… (prevent) other accidents. A passer-by (5) ……
(tell) police that he (6) ……… (decide) to free the trapped drivel: before (7) ……… (phone) the
police. He said that the trapped driver (8) ……… (beg) him not to leave him. If he (9) ………
(go oft) to look for a phone or to seek help, the driver (10) …… (be) in the car when it (10) ………
(hit) by the second car.
VI. If necessary, correct these sentences.
1. If Jack had been honest, he would return the money.
1. The video pauses if you press this button.
2. If she would have really wanted to see me, she would have come earlier.
3. If he doesn't break the window then who is responsible?
4. If Claire will continue to work hard, she should pass the exams easily.
5. Steve would have been attacked if I hadn't come along.
6. I'd be able to visit Jim first thing in the morning if I stay in Manchester overnight
7. Speak to Jane if you wanted to book a room.
8. If you know what it was going to be like, why did you come?
10. You'd be surprised if I told you how much this cost.
11. If I had suddenly announced that the holiday was cancelled, the children had objected.
12. We might soon be making a profit if all will go according to plan.
VII. Choose the best answers to complete these conversations.
1. 'It's pity the lake wasn't frozen yesterday.' `Yes, it is. if it _ froze we …… skating.
a. had been/ could have gone b. was/ could go
c. would be/would have gone d. would have been; had gone
2. 'Are you thinking about going to the Bahamas for the holidays?' `No, but I ……… the time, I would
definitely
a. have/ go b. had/ go
c. have had/ have gone d. would have/. have gone
3. There's always something going wrong with this car.' 'If you had any sense, you'd …… it long ago.'

11. 'My car broke down when I was leaving Detroit'…………, we'd ……… you up.'
a. If we had known/ pick b. Had we known/ have picked
c. If we'd known/ picked d. If we knew/ pick
12. 'I don't know whether to take that job or not.' …… you, I ……… it.'
a. If I had been/ would have taken b. Should I be/ will take
c. if I were/ would d. Were I/ would take
13. 'You look tired. "Well, if you me up in middle of the night , I so tired.'
a. didn't wake/ wouldn't have been b. hadn't woken/ wouldn't be
c. hadn't woken/ wouldn't have been d. don't wake, won't be
14. 'Alice is moving to her new apartment next Saturday.' `I ……… glad help her ……… some help.'
a. will be! should she need b. am/ if she will need
c. must be/ if she needs d. would be/ had she needed
15. 'Why are you sitting in the dark?' `Let's just say that if I my electricity bill last month, I ………
in the dark now.'
a. paid/ wouldn't be b. paid/ won't be
c. had paid/ wouldn't have been d. had paid/ wouldn't be
VIII. Choose the correct preposition.
1. Tourists go to Cuc Phuong National Park to look at/ for the 1,000-year-old tree
2. He left school to take care of/ on his sick mother.
3. Do you belong in/ to any campus clubs or organizations?
4. Now that she has graduated, Anne is no longer dependent to/ upon her parents in/ for financial
support.
5. That man is an idiot. He pushed me- down/ into the swimming-pool.
6. Were you surprised at/ with the grade you received?
7. Unfortunately, the excursion turned out/ into to be a disaster.
8. Did you hear that news on/ in television or read it on/ in the newspaper':
9. Occupational physicians search on/ for the causes of injury and sickness the workplace.
8. Due on/ to a computer error, $100,000 was transferred to/ onto Judy's account.
10. They have to live in/
.

parks are so popular that they are being harmed by the number of visitors and their cars. To try to stop
this, the National Paris Service announced in 1997, that people would only be able to visit some parks
using public transport.
The oldest national park in the world is Yellowstone National Park, established in 1872. The largest
US park is Wrangell-St Elias in Alaska with 13,000 square miles (34,000 square kilometers). It has few
visitors because it is very remote. The most popular park is the Great Smoky Mountains. Many parks are
well known for some special feature, such as the. Grand Canyon. the Ever
g
lades and the Petrified Forest.
1. There are 54 national parks in the United States.
a. True b. False c. No Information
2. The surface area of the US is over 80,000 square miles.
a. True b. False c. No Information
3. In the US, most of the national parks are located in the west.
a. True b. False c. No Information
4. National parks attract thousands of visitors each year.
a. True b. False c. No Information
5. There are a lot of visitors come to America's national parks.
a True b. False c. No Information
6. People are not allowed to drive in some parks.
a. True b. False c. No informatics.
7. Wrangell-St Elias in Alaska has few visitors because it's hard to find.
a. True b. False c. No Information
8. Yellowstone National Park is the first US national park.
a. True b. False c. No Information
9. Everglades National Park is a subtropical wilderness in the southeastern United States.
a. True b. False c. No Information
10. The natural state of the parks in the United States is protected the National Park Service.
a. True b. False c. No Information
TEST FOR UNIT 11

a. threatened b. endangered c. protected d. abandoned
8. Many people come to the national parks to see the work being done to protect endangered species.
a. plants or animals that may be dangerous to people
b. plants or animals that disappeared from the world
c. plants or animals that are about to die
d. plants or animals that may soon become extinct
9. Scientists are now researching new measures to prevent levels from rising.
a. pollute b. polluted c. polluting d. pollution
10. This park is the orphanage where lots of orphaned and abandoned animals are taken care of.
a. looked after b. involved in c. dealt with d. moved in
III. GRAMMAR AND STRUCTURE
A. Choose the word or phrase - a, b, c, or d - that best completes the sentence.
1. If the world's tropical forests continue to disappear at their present rate, many animal species
extinct.
a. became b. would have become c. will become d. would become
2……… resigned, we would have been forced to sack him.
a. Had he not b. Hadn't he c. He had not d. He not had
3. I won't lend you this money you' ……… promise to pay it back.
a. in case b. if c. otherwise d. unless
4. If you …… us about the bad. service, we'd have eaten there.
a. didn't tell b. wouldn't have told
c. hadn't told d. had told
5. Diana is a wonderful ballet dancer. She since she was four.
a. has been dancing b. has been danced.
c. has danced d. was danced
6. The door was locked ……….
a. five minutes ago by Ann b. with Ann five minutes ago
c. by Ann five minutes ago d. in five minutes ago by Ann
7. It would have been a much more serious accident fast at the time
a. was she driving b. she had driven

c. used to play d. have played
B. Identify the one underlined word or phrase
4
A, B. C or D - that must be changed for the sentence
to be correct.
1. The dentist said to brush three times a day and don't eat candy.
A B C D
2. Before the final decision is reached, the various possibilities should probably
A B
discussed by the whole team.
C D
3. If we leave now for our trip, we can drive half the distance before we stop having lunch.
A B C D
4. I've been studying French since I've started high school.
A B C D
5. We could have given you a lift if we'd know you were coming this way.
A
6. The car would survive the tornado, had it been parked on the other side of the road.
A B C D
7. Virgin Island National Park features an underwater' preserve with coral reefs and colorfully
A B C
tropical fish.
D
8. Among other reason, the Humane Society established to shelter animals, educate animal owners,
A C D
and influence legislation regarding the protection of animals.
D
9. The oceans contain many forms of life that has not yet been discovered.
A B C D
10. If Nick hadn't come along, I don't know what would happen.

1. a. recently b. probably c. specially d. officially
2. a. locates b. located c. is located d. is locating
3. a: provinces b. towns c. districts d. cities
4. a. covers b. contains c. abandons d. controls
5. a. neither b. either c. both d. every
6. a. had b. made c. got d. lost
7. a. 1,000-year-old b. 1,000-years-old c. 1,000 year old d. 1,000 years
8. a. done b. to be done c. been done d. being done
9. a. dangerous b. wild c. rare d. endangered
3. a. trees b. flora c. vegetation d. flowers
B. Read the passage
In the United States and its territories alone, there are more than 40 national parks, varying
considerably in landscape and mood. Each park was chosen for its unique features, representative of a
particular region of the country. Everglades National Park, for example, at the southern tip of Florida. is a
huge subtropical swamp, which provides refuge for such unusual reptiles as the alligator and for thousands
of varieties of birds. including the graceful pink flamingo. In sharp contrast to the Everglades are the arid,
dusty parks of the West. Mesa Verde National Park in Colorado. for example, preserves the ruins of an
Indian civilization which 'flourished in the twelfth and thirteenth centuries. Today, tourists can wander
through the awesome cliff dwellings that the Indians carved out of the steep rock.
1. What is the main idea of the passage?
a. The large number of nation parks.
b. National parks as a wildlife refuge.
c. The diversity of the national parks.
d. The differences between Mesa Verde National Park and the Everglades.
2. National parks in the US ………
a. are a lost different from each other.
b. change a lot in landscape and mood.
c. are made more interesting.
d. are completely different from other parks in the world.
3. Everglades National Park is …………

b. He offered to go to Nam Cat Tien National Park.
c. He suggested going to Nam Cat Tien National
.
Park.
d. He advised us to go to Nam Cat Tien National Park. .
5. We are planning on spending the weekend in the country as long as weather stays fine.
a. We are spending the weekend in the country because of the fine weather
b. If the weather is fine, we'll spend our weekend in the country.
c. If the weather was fine, we would spend our weekend in the count
d. We won't spend the weekend in the country unless the weather is fine
6. I didn't have an umbrella with me, so I got wet.
a.If I had had an umbrella, I wouldn’t get wet. B.If I had an umbrella, I wouldn’t get wet.
c.If I had had an umbrella, I wouldn’t have got wet. d.If I have an umbrella, I won't get wet.