Unit 10 Endangered Species tiếng anh lớp 12
B. LANGUAGE FOCUS
Exercise 1. Practise reading the following sentences, paying attention to the stressed syllables.
1. A bird in the hand is worth two in the bush.
2. Over a quarter of a century has elapsed since his death.
3. Computers consume a considerable amount of money and time.
4. Most of them have arrived on the bus.
5. Newspaper editors are invariably underworked.
Exercise 2. Use must not or need not to fill the spaces in the following sentences.
| 1. | You_____ | ring the bell; I have a key. |
| 2. | We_____ | drive fast; we have plenty of time. |
| 3. | We_____ | drive fast; there is a speed limit here. |
| 4. | Candidates | ____bring books into the examination room. |
| 5. | You_______ | write to him for he will be here tomorrow. |
| 6. | We______ | make any noise or we’ll wake the baby. |
| 7. | You_______ | do all the exercises. Ten sentences will be enough. |
| 8. | I want this letter typed but you_____ do it today. Tomorrow you will do | |
| 9. | You______ | take anything out of a shop without paying for it. |
| 10. You______ | carry that parcel home yourself; the shop will send it. | |
Exercise 3. Replace the words in italics with a clause using may or might.
1. Perhaps you will find you have made a mistake.
2. Accept his offer now. It is just possible that he will change his mind
3. Owing to the strike, trains will possibly be subject to
4. It is possible that parents will find that they cannot understand the way their
children are now being taught.
5. Ask your bank manager. He will perhaps be able to advise you better than I can.
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B. LANGUAGE FOCUS
Exercise 1.
1. A bird in the hand is worth two in the bush
2. Over a quarter of a century has elapsed since his death
3. Computers consume a considerable amount of money and time.
4. Most of them have arrived on the bus
5. Newspaper editors are invariably underworked.
Exercise 2.
| 1. need not | 2. need not | 3. must not | 4. must not | 5. need not |
| 6. must not | 7. need not | 8. need not | 9. must not | 10. need not |
Exercise 3.
1. You may / might find you have made a mistake.
2. Accept his offer now. He may / might change his mind later.
3. Owing to the strike, trains may / might be subject to change.
4. Parents may / might find that they cannot understand the way their children are now being taught.
5. Ask your bank manager. He may / might be able to advise you better than I can.
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