CLASS 12 UNIT 10: ENDANGERED SPECIES
PRONUNCIATION: Choose the word which is stressed differently from the rest.
1. A. temperature B. serious C. awareness D. chemical
2. A. ability B. agriculture C. development D. contaminate
3. A. government B. agency C. benefit D. diversity
4. A. disappearance B. vulnerable C. conservation D. generation
5. A. current B. global C. crisis D. mankind
VOCABULARY: Choose A, B, C, or D that best completes each unfinished sentence, substitutes the underlined part, or has a close meaning to the original one.
1. _______ is a branch of Natural Science, and is the study of living organisms and how they interact with their environment.
A. Biology B. Biological C. Biologist D. Biologically
2. A / an _______ species is a population of an organism which is at risk of becoming extinct.
A. dangerous B. endanger C. endangered D. endangerment
3. Only a few of the many species at risk of extinction actually make it to the lists and obtain legal _______.
A. protect B. protection C. protective D. protector
4. Probability of extinction depends _______ both the population size and fine details of the population demography.
A. on B. in C. from D. for
5. Many modern medicines are derived _______ plants and animals.
A. on B. for C. from D. in
6. 15,589 species (7,266 animal species and 8,323 plant species) are now considered ___ risk __ extinction.
A. at / of B. on / in C. for / with D. in / at
7. Internationally, 189 countries have signed _______ accord agreeing to create Biodiversity Action Plans to protect endangered and other threatened species.
A. a B. an C. the D. Ф
8. Known worldwide by its panda logo, World Wildlife Fund (WWF) is dedicated to protecting _______ world′s wildlife and the rich biological diversity that we all need to survive.
A. a B. an C. the D. Ф
GRAMMAR: Choose the best answer to complete the following sentences.
1. She ___ be ill. I have just seen her playing basket ball in the school yard.
A. needn′t B. shouldn′t C. mustn′t D. can′t
2. Hiking the trail to the peak _______ be dangerous if you are not well prepared for dramatic weather changes. You _______ research the route a little more before you attempt the ascent.
A. might / can B . may / mustn′t C. can / should D. must / needn′t
3. Peter has been working for 10 hours. He _______ be very tired now.
A. needn′t B. must C. has to D. should
4. He is unreliable. What he says _______ be believed.
A. cannot B. must not C. may not D. might not
5. I _______ find my own way there. You _______ wait for me.
A. should / can′t B. have to / must C . can / needn′t D. might / mustn′t
6. I was reading the book last night before I went to bed. I never took it out of this room. It ____ be lying around here somewhere. Where ___ it be?
A. might / needn′t B. can / should C. shouldn′t / may D. must / can
7. When you have a small child in the house, you _______ leave small objects lying around. Such objects _______ be swallowed, causing serious injury or even death.
A. should / must B. should not / might C. needn′t / may D. mustn′t / can′t
8. Frank′s wallet is lying on the coffee table. He _______ it here last night.
A. must have left B. should have left C. must be leaving D. needn′t leave
9. Jenny′s engagement ring was precious! It _______ have cost a fortune.
A. must B. should C. can D. needn′t
10. You _______ take your umbrella along with you today. It _______ rain later on this afternoon.
A. ought to / mustn′t B. needn′t / will C. will / must D. should / might
B. Complete the conversation
1. A: Congratulations! You did great. B:______________
A. It′s nice of you to say so. B. It′s my pleasure.
C. You′re welcome. D. That′s okay.
2. A: ___________ B: Oh, thank you. I just got it yesterday.
A. When have you got this beautiful dress?
B. You′ve just bought this beautiful dress, haven′t you?
C. How a beautiful dress you′re wearing!
D. That′s a beautiful dress you have on!
3. A: This dish is really nice! B: _____It′s called yakitori, and it′s made with chicken livers.
A. It′s my pleasure, B. I′m glad you like it.
C. I guess you′re right, D. Sure, I′ll be glad to
4. A: ______ a happy marriage should be based on love. B: I definitely agree!
A. I really know B. As I see it
C. Personally, I think D. Do you think
5. A: ______ children nowadays watch too much TV. B: Absolutely!
A. In my conclusion, B. In my opinion,
C. As you see, D. As a matter of fact,
C. Reading comprehension
We have cut down so many trees that there are now vast areas of waste land all over the world. As a result farmers in parts of Africa cannot grow enough to eat. In certain countries in Asia there is too little rice. Moreover, we do not take enough care of the countryside. Wild animals are quickly disappearing. For instance, tigers are rare in India now because we have killed too many for them to survive. However, it is not enough simply to talk about the problem. We must act now before it is too late to do anything about it. Join us now to save the earth. It is too important to ignore.
1. Since so many trees are cut down, _________.
A. there is too little rice in Asia. B. tigers are rare
C. there are vast parts of waste land D. we have no wood
2. Farmers in parts of Africa ___________.
A. kill so many tigers B. save the earth
C. talk much about the problem D. cannot plant enough to eat
3. Tigers in India are rare because _________.
A. they do not eat enough B. we ignore them
C. many of them are killed D. we act
4. According to the reading, we must ___________.
A. survive now B. cut down trees
C .act now to save the earth D. talk about the problem
5. Tigers are classified ___________.
A. rice B. farmers
C . wild animals D. trees
D. Fill in each numbered blank with one suitable word or phrase.
The World Wide Fund for Nature (WWF) is an international (1) _____- governmental organization for the conservation, research, and restoration of the environment. The organization was (2) _____ as a charitable trust on September 11, 1961, in Morges, Switzerland, under the name World Wildlife Fund. It was an initiative of Julian Huxley and Max Nicholson.
It is the world′s largest independent conservation organization with over 5 million (3) _____ worldwide, working in more (4) _____ 90 countries, supporting 100 conservation and environmental projects around the world. It is a charity, with approximately 9% of its funding coming from voluntary. (5) ___ by private individuals and businesses.
1. A. non B. not C. no D. nor
2. A. produced B. discovered C. used D. formed
3. A. supporters B. residents C. inhabitants D. citizens
4. A. as B. than C. to D. as to
5. A. deposits B. donations C. refunds D. loans
GV soạn: Nguyễn Thị Huệ