Gián án unit 10 - Endangered species

Unit 10: ENDANGERED SPECIES (12 CB & NC)
I. Tenses
1. A: How (you, break) ____________________ your arm?
B: I (slip) ______________ on the ice while I (cross) ___________________ the street in front of the dorm.
2. I (know) ______________________ Adams for ten years.
3. My roommates (finish) ____________________ dinner by the time I (get) _____________ home.
4. I’m going to eat lunch at 12:30. After I (eat) ________________, I (take, probably)
___________________________ a nap.
5. This traffic is terrible. We’re going to be late. By the time we (get) _________________ to the airport, Bob’s
plane (arrive, already) ___________________________, and he’ll be wondering where we are.
II. Word form
1. Endangered species are plant and animal species which are in danger of (extinct) _______________.
2. One of the primary causes of species extinction is habitat (destroy) _____________________.
3. Worldwide commercial exploitation of animals for food and other products has (serious)
_____________________ damaged natural habitats.
4. A number of wildlife habitat reserves have been (establish) ___________________ to save endangered species.
5. Weeds can be (benefit) _________________ in some cases: they reduce soil erosion on land where cultivated
plants do not grow.
III. Fill each gap in the sentence with a suitable word from the box.
1. Over 120 _____________ of birds have been recorded in this national park.
2. He _____________ the wallet as his by telling what it contained.
3. ___________ have three pairs of legs and usually two pairs of wings.
4. Tourism has helped increase _____________ of the need to preserve the environment.
5. Many African and Asian nations have set aside land called __________ to protect the habitats of elephants and
other wild animals.
6. Some ___________ experts fear that this amount of land is not large enough to save many wild elephants.
7. Scientists around the world are working for the ____________ of diseases.
8. The new computers are better in performance than the previous ________________.
IV. Complete the sentences, using one of the following modal verbs.
1. I’m not sure whether I can lend you any money. I ___________ not have enough.
2. If I knew them better, I _____________ invite them to dinner.

3. You ___________ play football in the road. It’s dangerous.
4. You ___________ come to supper if you don’t want to.
5. It’s later than I thought. I _________ go now.
6. Don’t phone at 8:30. I __________ be watching football on television.
7. It says “No smoking.” You ____________ smoke here.
8. I don’t think it will rain. David ___________ take an umbrella.
9. Why don’t you rest for a while? You __________ be tired after your long journey.
10. I ___________ eat too much. I’m supposed to be on a diet.
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insects species reserves identified
wildlife awareness generation extinction
may might must mustn’t needn’t
V. Rewrite the following sentences, using can’t, can, might or must
1. Sarah is really good at swimming.
Sarah...........................................................................................................................................
2. It’s possible that our team will win.
Our team......................................................................................................................................
3. I’m sure this isn’t the right road.
This.............................................................................................................................................
4. I’m sure you work very hard!
You..............................................................................................................................................
5. Caroline isn’t allowed to come to our party.
Caroline.......................................................................................................................................
6. It’s possible that I’ll see you tomorrow, but I’m not sure.
I ……………………………………………………………………… but I’m not sure.
7. It’s possible that your teacher is unable to come today.
I’m afraid that your teacher.........................................................................................................
8. I’m sure it’s very hot here in summer.
It................................................................................................................................................. .
9. Excuse me, is it all right if I open the window?

Excuses me,................................................................................................................................?
10. I suppose you’re Perry. Hello.
You.............................................................................................................................................
Complete the sentences with either “ because or because of ”
1. We postponed our trip ______________ the bad driving s-conditions.
2. Sue’s eyes were red _____________ she had been swimming in a chlorinated pool.
3. We can’t visit the museum tomorrow _____________ it isn’t open.
4. Jim had to give up jogging _____________ his sprained ankle.
5. ______________ heavy fog at the airport, we had to stay in Boston an extra day.
6. ______________ the elevator was broken, we had to walk up six flights of stairs.
7. Please walk carefully _____________ the walkway is slippery when wet.
8. Thousands of Irish people emigrated to the United States ______________ the potato famine in Ireland in the
middle of the nineteenth century.
Complete these sentences with the words from the box.
1. There are five _______________ of rhinoceros: two African and three Asian.
2. A lot of elephants have been illegally slaughtered by _______________.
3. What can be done to keep the business _________________?
4. These _________________ would make a valuable contribution towards reducing industrial accidents.
5. These birds are in danger of becoming _______________ as their forest home disappears.
6. Failure to comply with the ____________ will result in prosecution.
7. I’ve seen wolves in the zoo, but not in their natural _______________.
8. Years of living in England had ____________ all trace of her American accent.
Multiple choice
Choose the word which is stressed differently from the rest:
1. a. ability b. agriculture c. development d. contaminate
2. a. government b. agency c. benefit d. diversity
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regulations habitat profitable species
extinct measures eliminated poachers
3. a. disappearance b. vulnerable c. conservation d. generation

4. a. temperature b. serious c. awareness d. chemical
5. a. illegal b. sociable c. vulnerable d. decent
Choose the correct answer
6. I want to change the channel. I don’t know where the remote control is. It _________ be under the couch or
perhaps I took it into the kitchen.
A. Might B. must C. should D. will
7. You __________ take along some cash. Restaurants may not accept credit cards.
A. Would B. will C. can D. had better
8. New York is famous ___________ its skyscrapers.
A. Of B. to C. for D. about
9. Thousands of species of animals and plants are ___________ and the number increases each year.
A. danger B. dangerous C. endanger D. endangered
10. “Would you like a chocolate?” “ _____________. I am on a diet”
A. Yes, please B. Yes, I would C. No, thanks D. No, I wouldn’t
11. ………….is the natural environment in which a plant or animal lives.
a. Habitant b. Habitat c. Extinction d. Biodiversity
12. Many schools provide environmental education to increase students’ awareness of conservation needs.
a. efforts b. benefit c. exploitation d. knowledge
13. It isn’t cold outside. You……………..wear a coat.
a. mustn’t b. can’t c. needn’t d. may not
14. You………….keep out of that room. It’s private.
a. don’t have to b. mustn’t c. must d. can’t
15. You…..fall asleep when you drive a car.
a. mustn’t b. must c. needn’t d. can’t
16. I’m going to retire soon. Then I won’t …….work any more.
a. must b. have to c. can d. may
17. It……rain tonight.
a. may b. should c. ought to d. have to
18. I can hear footsteps in the flat upstairs, so there…..someone there.
a. must be b. might be c. may be d. have to be

19. Students ………….eat and drink in the school library.
a. must b. mustn’t c. should d. shouldn’t
20. We’re busy tomorrow so we……have time to visit you. We aren’t sure.
a. couldn’t b. might not c. shouldn’t d. not have to
21.Will you please speak louder? I…………..hear you.
a. mustn’t b. needn’t c. shouldn’t d. can’t
22. You …………. phone Peter. I’ve already done it.
a. need b. needn’t c. should d. shouldn’t
23. It was such an expensive dress that I ………..afford it.
a. could b. can c. couldn’t d. can’t
24. He can play piano now. He could play it when he was 5.
a.He has been able to play the piano when he was 5. b. He has been able to play the piano since he was 5.
c. He has been able to play the piano for 5 years. d. He was able to play the piano since he was 5.
25. Would you mind showing me the way to the Grand Hotel, please?
a. Could you show me the way to the Grand Hotel, please?
b. May you show me the way to the Grand Hotel, please?
c. Would you like to show me the way to the Grand Hotel, please?
d. Can you to show me the way to the Grand Hotel, please?
26. You are not allowed to take photographs here .
a. You needn’t take photographs here. b. You can’t take photographs here.
c. You don’t have to take photographs here. d. You mustn’t take photographs here.
27. You are overweight. You had better go on a diet.
a. You are overweight. You should go on a diet. b. You are overweight. You must go on a diet.
c. You are overweight. You have to go on a diet. d. You are overweight. You needn’t go on a diet.
28. Only a few of the many species at risk of extinction actually make it to the lists and obtain the legal ………..
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a. protect b. protection c. protective d. protector
29. Almost half of turtles and tortoises are known to be threatened with …………
a. extinct b. extinctive c. extinction d. extinctly
30. Sue: “I love pop music” Alice: “ ………………….”

a. I do, too b. No, I won’t c. Yes, I like it d. Neither do I
31. Nam: “Thanks so much for your wildlife book” Mai: “…………………”
a. You are welcome. b. Have a good day! c. Thanks. d. Cheers.
32. Peter: “Who is going with you to the national park?” Tom: “No one. I …………………by myself.”
a. am going b. was going c. go d. went
33. The government should ban all factories and companies release wastes causing pollution to the environment.
a. contamination b. energy c. destruction d. development
34. Human depend on species diversity to provide food, clean air and water, and fertile soil for agriculture.
a. destruction b. contamination c. fertilizer d. variety
Circle one underlined word or phrase that must be changed in order for the sentence to be correct
35. My exam (A) is coming. I know I don’t have to (B) work harder to get (C) the best result (D).
36. She can (A) cook (B) since she was (C) 8 years old.(D)
37. Builders (A) have to (B) wear (C) hard caps in work (D)
38. I can’t find (A) the letter I received (B) from my boss some days ago. I might throw (C) it into (D) the waste paper bin
39. He can (A) saw (B) you from (C) here. Don’t (D) worry.
40. I was surprised (A) to see (B) Ken. I thought he is (C) on (D) holiday.
Read the passage carefully and choose the correct answer:
One of the most important ways to help endangered plants and animals survive is to protect their habitats
permanently in national parks or wilderness areas.
You can visit a nearby national park. Some national parks have special guided tours and walks for children. Talk
to the rangers to find out whether there are any threatened species and how they are being protected. You and your
friends might be able to help the rangers in their conservation work.
When you visit a national park, make sure you obey the wildlife code: follow fire regulations; leave your bets at
home; leave flowers, birds’ eggs ….when you find them; put your rubbish in a bin or take it home.
If you have friends who live on farms, encourage them to keep patches of bush as wildlife habitats and to leave
old trees standing, especially those with hollows suitable for nesting animals.
41. According to the passage, one of the most important ways to help endangered plants and animals survive is:
a. not to hunt or destroy them. b. to protect their habitats forever in national parks or wilderness areas .
c. to protect their habitats in national parks or wilderness areas in a short time . d. to leave them in the forests .
42. Never visiting a national park is a good way of helping conserve wildlife.

a. true b. false c. no information
43. Which one of the following information is not true :
a. The visitors can help the rangers in their conservation work
b. The visitors can collect the flowers, birds’ eggs ,… when they see them in the national parks.
c. The visitors mustn’t throw out the rubbish in the national parks or wilderness areas .
d. The farmers should keep the patches of bush as wildlife habitats
44. “endangered plants and animals” means………………….
a. plants and animals are in danger of extinction. b. plants and animals are safe in their natural environment
c. threatened plants and animals d. A and C are correct
45. You should………. if your friends living on farms.
a. encourage them to keep patches of bush as wildlife habitats
b. leave old trees standing, especially those with hollows suitable for nesting animals.
c. able to help the rangers in their conservation work.
d. a & b
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