学习空间

线话语法讲堂：虚拟语气（4）

线话英语|2015-05-11 16:43:41

　　IV. 虚拟语气用在其它状语从句中

内容来自

　　 1．虚构语气用在由as if, as though 领导的方式或妥协状语从句中，一般情况下，如果主谓语动词为当初时，从句谓语多用过去时；假如主句谓语为过去时，从句谓语多用从前实现时。

　　虚拟语气用在 even if, even though, whatever引导的状语从句中，从句谓语可参照由if引诱的虚拟前提从句的谓语，个别用从前时或过去实现时。例如： CopyRight .com

　　This old machine runs as if it were a new one.

内容来自

　　The old worker works as though he were a young man.

　　Even though she had been here very soon, she would not catch the train. CopyRight .com

　　Example: CopyRight .com

　　He has just arrived, but he talks as if he ______ all about that.

内容来自

　　a. know b. knows c. known d. knew

　　I can’t stand him. He always talks as though he _____ everything.

　　a. knew b. knows c. has known d. had known CopyRight .com

　　______ I used a lot of examples I still could not get my idea across.

　　a. Since b. But that c. Now that d. Even though CopyRight .com

　　2. 虚拟语气用在so that, lest （唯恐）, in case （万一）, unless, in order that（为了，以便）, that（为了，甚至于）, for fear that （恐怕，省得）, on condition that （如果）等勾引的目的，条件状语从句中，从句谓语 may 或 might+原形动词，也有用 should, can, could+本相动词形成的。例如：内容来自

　　The teacher explained the law once more in order that we might understand it better.

　　Some people eat so that they may live. Others seem to live in order that they may eat. CopyRight .com

　　一些人吃是为了生存，而另一些人好像是活着就是为了吃。

　　I left him a note with my address on for fear that he should not know where to see me. 内容来自

　　The heroes gave their lives that we might live a happy life. 内容来自

　　为了咱们过上幸福生活，英雄们献出了自己的生命。

　　Example: 内容来自

　　In case I ______, I would try again. 内容来自

　　a. will fail b. would miss c. should fail d. shall miss

　　You should exercise vigilance _____ you should be killed. 内容来自

　　a. so that b. lest c. therefore d. that

　　3. 虚构语气用在由 “whether” 引导的让步状语从句中，从句谓语用原形动词。例如：内容来自

　　All engines work on this principle, whether they be large or small.

　　所有发动机都按这一原理工作，无论它们是大还是小。内容来自

　　We must finish the work before we go home, whether it be early or late.

　　无论时间早晚，咱们必须在回家前干竣工作。 CopyRight .com

　　All matter, whether it be gas, liquid or solid, is made up of atoms.

　　所有物质，不论是气体，液体，或固体，都是由原子构成。

内容来自

　　在此句型中，可省去 whether ，而将be放在主语前。例如：

内容来自

　　Be it so, we must continue to do the test. CopyRight .com

　　We must do our best to fulfil the task, be it ever so hard.

　　Example:

　　 ______ I’ll marry him all the same.

　　 a. Were he rich or poor b. Be he rich or poor

内容来自

　　 c. Whether rich or poor d. Being rich or poor

　　内容来自

　　 EXERCISE 内容来自

　　1. ______, I must do another experiment.

　　a. It is ever so late b. Ever so late it 内容来自

　　c. Be it ever so late d. Whether be it ever so late CopyRight .com

　　2. The young driver looked over the engine carefully lest it ______ on the way.

　　a. goes wrong b. would go wrong c. went wrong d. should go wrong

　　3. Machines are often oiled so that they ______ well. CopyRight .com

　　a. ran b. runs c. should run d. running

　　4. Even if he ______ very busy, he would have kept on learning English. CopyRight .com

　　a. had been b. was c. were d. had being

　　5. Supposing the weather ______ bad, where would you go?

　　a. is b. will be c. was d. were 内容来自

　　6. ______, he could not succeed. 内容来自

　　a. However, he tried that b. He tried however hard

　　c. However he could try d. However hard he tried

内容来自

　　7. Even though the enemy ______ wings, they couldn’t escape from our encirclement. 内容来自

　　a. had b. had had c. have d. has

　　8. She described the accident as if she ______ it herself. CopyRight .com

　　a. saw b. has seen c. had seen d. sees 内容来自

　　9. He came to meet us at the station for fear that we ______ the wrong way. 内容来自

　　a. take b. should take c. took d. had taken

　　10. The car looked very dirty, as though it ______ hundreds of miles.

内容来自

　　a. run b. runs c. has run d. had run 内容来自

　　11. The teacher spoke slowly in order that we ______ no difficulty in following him.

　　a. should have b. had c. will have d. didn’t have

　　12. All magnets behave the same, ______ they large or small.

内容来自

　　a. how b. are c. be d. were

　　13. At the beginning he didn’t want to speak English lest he _____ mistakes.

　　a. will make b. should make c. would make d. can

　　14. I remember the whole thing as if it ______ yesterday.

　　a. happen b. happens c. happened d. happening

　　15. She stayed at home for a few days so that she _____ her mother.

　　a. takes care of b. took care of c. might took care of d. might take care of CopyRight .com

　　16. She took up the meter with care for fear that it _____ . 内容来自

　　a. is damaged b. to be damaged c. should be damaged d. was damaged

　　17. In many cases the heating effect is neglected as if there ______ no flow of current along the wire.

内容来自

　　a. are b. were c. is d. being

内容来自

　　18. I’ll put the money on the table just in case you ______ it. 内容来自

　　a. might need b. would need c. needed d. may have needed

　　19. Providing you ______ the opportunity to go abroad, which country would you want to visit first?

内容来自

　　a. have b. will have c. had d. have had

　　20. The business of each day, ______ selling goods or shipping them, went quite smoothly.

　　a. it being b. was it c. it was d. be it

线话英语：www.linewow.com

由英语口语教材提供线话英语：www.linewow.com

学习空间

线话语法讲堂：虚拟语气（4）

每日新闻

每日一歌

友情链接