Name: ………................... FIFTEEN- MINUTE TEST 4
Class: 12…. English 12 (A)
I. Choose the best option . ( 6 marks)
1. Choose the word which is stressed differently from the rest
( government / agency/ benefit / diversity )
2. Choose the word which has the underlined part pronounced differently
from the rest. ( identify / information / incorrect / important)
3. A / an …............( dangerous / endanger / endangered /endangerment)
species is a population of an organism which is at risk of becoming extinct.
4. We have to apply effective measures to save many plant and animal
species ……………( from / in / for / on) extinction.
5. Many species are threatened in the wild due to habitat ………..…
(construction / conservation / destruction / preservation) by man.
6. Frank's wallet is lying on the coffee table. He ………( must have left /
should have left / must be leaving / needn't leave) it here last night.
7. Anna needed some money, ………………..( furthermore / moreover /
however / therefore), she took a part-time job.
8. Although we are aware …………( from / on / for /of ) the importance of
environment, we still overexploit it.
9. ( Survival / Commerce / Conservation / Extinction) …………..is the
protection of environment and natural resources.
10. I do not mind at all. You ……………..( shouldn't / needn't / mustn't /
oughtn't to ) apologize.
11. A ………(dune / desert / sandy area / shrub land ) is a landscape or
region that receives very little precipitation.
12. Many plant and animal species are now on the……… (danger /
border / margin / verge ) of extinction.
III. Rewrite the sentences as directed . ( 4 marks)
1. You mustn’t smoke in this room.
→ You are not_______________________________________
2. Mary tried to study hard. However, she couldn’t keep pace with her

11. A / an ….........( dangerous / endanger / endangered / endangerment)
species is a population of an organism which is at risk of becoming
extinct.
12. I do not mind at all. You ……………..( shouldn't / needn't / mustn't /
oughtn't to ) apologize.
III. Rewrite the sentences as directed . ( 4 marks)
1. You mustn’t camp in this forest.
→ You are not_______________________________________
2. Nancy tried to run fast. However, she couldn’t keep pace with her
classmates.
→ Although Nancy__________________________________________
3. They went to work late because their car broke.
→ Their car broke, ____________, ____________________________
4. We have still got plenty of food at home.
→ You ___________________________________ to the supermarket.
KEYS
Name: ………................... FIFTEEN- MINUTE TEST 4
Class: 12…. English 12 (A)
I. Choose the best option . ( 6 marks)
Mỗi câu đúng 0.5 điểm
1. diversity
2. identify
3. endangered
4. from
5. destruction
6. must have left
7. therefore
8. of
9. conservation
10. needn't

12. needn't
III. Rewrite the sentences as directed . ( 4 marks)
Mỗi câu đúng 1 điểm
1. You mustn’t camp in this forest.
→ You are not allowed to camp in this forest
2. Nancy tried to run fast. However, she couldn’t keep pace with her
classmates.
→ Although Nancy tried to run fast, she couldn’t keep pace with her
classmates.
3. They went to work late because their car broke.
→ Their car broke, therefore, they went to work late.
4. We have still got plenty of food at home.
→ You needn’t go to the supermarket.