3. until (till)
until (till) 在肯定句中,只与延续性动词连用,意为“到……为止”;在否定句中,可与短暂性动词连用,意为“直到……才”,这时till和until可以用before替换。
例题:I won’t believe that little Bob can run 100 metres in 15 seconds _______ I see it with my own eyes.
A. until B. after C. when D. if
2. after, before, as soon as
after表示主句的动作发生在从句动作之后;before表示主句的动作发生在从句动作之前;as soon as表示主句的动作是紧接在从句动作之后发生的,表示“一……就……”。
例题:You should make a good plan _______ you do anything important.
A. before B. after C. though D. until
1. when, while, as
三者均可表示“当……的时候”,如果主句中的谓语动词表示的是短暂的动作,而从句表示的动作正在进行,三者可通用。但是(1)when和as都可与终止性动词连用,而while只能与延续性动词连用。(2)as强调主句与从句中的谓语动词动作同时发生,也可表示一个人的两个动作交替或同时进行,意为“一边……,一边……”。
例题:Linda was just going out shopping _______ the telephone rang.
A. while B. when C. after D. because
10. Tell him ______ the teacher and _______ the window.
A. to listen to, not look out of
B. to listen to, not to look out
C. to listen to, not to look out of
D. listen to, don’t look out of
9. ______ eat a lot of rice and fish.
A. Japaneses B. Japanese
C. Japan people D. People of Japanese
8. Lily writes ______ in her class.
A. more careful B. more carefully
C. most careful D. most carefully
7. --- She tried hard to stop her husband from smoking, didn’t she?
--- Yes. But she ______.
A. failed B. fell C. made in D. got it
6. Too much work usually makes them ______ tired.
A. to feel B. feels C. feeling D. feel
5. She is Nancy. She teaches ______ English.
A. our B. us C. we D. ourselves
4. Will you ______ it again? I didn’t ______ you.
A. speak, listen B. say, hear
C. talk, hear D. tell, listen
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