1、第六讲 状语从句一知识讲解考点1: 引导时间状语从句的从属连词when ,as, while, after, before, since, once, until, till, as soon as, every time/ each time, the moment, the minute, immediately, directly, instantly等。温馨提示:1. be doingwhen,be about to dowhen常表示“正在突然”或 “正要这时”,如:I was about to fall asleep when my sister came in.I was wal
2、king along the street , when I met him.2. while 引导的从句的谓语动词必须是延续性的,并强调主句和从句的动作同时发生(或者相呼应),此外,while有时还可以表示对比。如:We are cleaning the classroom while they are playing the football.3.The moment - 一就 =as soon as , immediately, 如:-Did you remember to give Mary the money you owed her?-Yes, I gave her the mom
3、ent I saw her.No sooner than - 一就=hardly when如:No sooner had he arrived than he went away again.考点2: 引导地点状语从句的从属连词where , wherever,等。Where - 在地方 如: Put the medicine where you can easily get it.Where there is a will, there is a way.Wherever - 无论哪里 如: He follows her wherever she goes.考点3: 引导原因状语从句的从属连
4、词because, since, as, now that, in that, for等。1.Because - 因为, 如:Mr Smith was very upset because he couldnt find his luggage.2.As - 因为, 通常放在句首, 如:As he is honest and modest, all his friends like him.3.Since -语气较弱, 常译为既然, 如:Since the purser didnt tell us what to do, we can relax.4.Now that - 既然, 如:Now
5、that you are here, you can join us.5.For -语气最弱,不放句首,表补充说明,如:The ground was wet, for it rained yesterday. 考点4: 引导让步状语从句的从属连词although, though, even if, even though, as, whetheror, no matter what/who/how/when, whatever, whoever, however, whenever 等。1.Although, though -虽然;although 常放在句首。though可以用于倒装。如:A
6、lthough it was raining, the plane managed to take off. Child though he was, he did quite well.2.As - 尽管; as 引导让步状语从句时,句子通常倒装。可与though 互换。如:Busy as he is, he never misses a football match.3.Even if /even though -即使 如:Even if you dont like your boss, you should do your work.4.However - 不论, however 引导让
7、步状语从句时,句子通常倒装。如:He couldnt get there on time however fast he drove.5.No matter (what, when, where, how) -无论(什么,何时,何地,怎样)如:The old man wouldnt believe anything no matter what you said.6.While -尽管 如: While I have sympathy for you, I cant help you.7.Whether -不管,常与or not 连用;如Whether his idea is practica
8、l or not, we plans to adopt it.考点5: 引导条件状语从句的从属连词if, unless, as long as, so long as, on condition that, suppose, supposing等。1.If - 如果; 如: If you dont hurry up, you will miss the plane.2.Unless -除非=if not; 如:We cant get there on time unless we book the earliest flight 3.As long as - 只要; 如: We will su
9、cceed as long as we keep on trying.4.In case - 假使, 如果; 如: The plane cannot take off in case it rains.5.Provided that 如果,有时省略 that 如:The plane will be in good condition provided that it is taken care of carefully.6.On condition that - 条件是 如:He said that he would come to the meeting on condition that
10、no one asked him to speak.考点6: 引导结果状语从句的从属连词so that , so that, suchthat等。1.So that - 太以至于, so 后面应用形容词或副词;如:The flight scheduled so early that nobody wanted to look on it.2. Such that -太以至于, 用法与sothat相同,但such 后面应用名词。如:The foreign visitor was such a fast speaker that nobody could understand him.考点7: 引
11、导目的状语从句的从属连词so that, in order that, for fear that, in case等。1.(So) that - 以便, 从句中常常使用一些情态动词,如:can, could, may, might, should等 Lets take the front seats (so) that we may see more clearly.2.in order that - 为了, 与so that相同,从句中常常使用一些情态动词,如:can, could, may, might, should等 。如:School was closed early in ord
12、er that the children might go home ahead of the storm. 3.for fear that - 生怕; 为了防止; 如:He took the name down for fear that he should forget it. 4.in case - 万一 如: Better take more clothes in case the weather is cold. 考点8: 引导比较状语从句的从属连词asas, not asas, not soas, than等。1.Asas - 像一样 如:If you dont want to m
13、iss the flight, you need to be at the airport as early as possible.2.Not so (as) as - 不像 如: The job is not so difficult as I thought it would be.考点9: 引导方式状语从句的从属连词 (just )as, as if , as though等。1.as -与 一样, 如: Do in Rome as the Romans do. 2.as if, as though - 仿佛, 由as if或 as though引导的从句中可用虚拟语气 如:She s
14、tood at the door as if (=as though) she were waiting for someone. 二、例题精析【例题1】Because of the heavy traffic, it was already time for lunch break_ she got to her office.since B. that C. when D. until 【例题2】 The Red Cross plays an important part in offering help_there are human sufferings.whoever B. howe
15、ver C. whatever D. wherever【例题3】My parents dont mind what job I do_I am happy.even though B. as soon as C. as long as D. as though【例题4】-Some Chinese students find it difficult to understand native speakers when in London.-Exactly,_ theyre learned a lot about grammar and known many words.A. if only B
16、. now that C. as if D. even if【例题5】The weather was_cold that I didnt like to leave my room.really B. such C. too D. so【例题6】It is not night now,_the birds are singing.because B. since C. as D. for三、课堂练习1._John was watching TV, his wife was cooking.A. As B. As soon as C. While D. Till2. Peter was so e
17、xcited_he received an invitation from his friend to visit Chongqing.A.where B. that C. why D. when3.Did you return Freds call?-I didnt need to_ Ill see him tomorrow.A. though B. unless C. when D. because 4._you have come, you must not go away so soon.A.For B. Now that C. Because D. So that5.She show
18、ed us the whole dance first, then broke it down_we could learn it more easily.A.unless B. so that C. even though D. until6.He was about to go to bed_ he heard a strange noise.A.while B. as C. before D. when7.No sooner had I arrived home_it began to rain.A.when B. while C. as D. than8.Pop music is su
19、ch an important part of society_it has even influenced our language.A.as B. that C. which D. where9.-Dont you know the school will provide us with everything, from bed sheets to drinking cups?-Yes. I bring this basin _I need it. A. for fear of B. in case C. as long as D. so that10. Unsatisfied_with
20、the payment, he took the job just to get some work experience. A. though was he B. though he was C. he was though D. was he though11. He had his camera ready_he saw something that would make a good picture. A. even if B. if only C. in case D. so that12._all of them are strong candidates, only one wi
21、ll be chosen for the post. A. Since B. While C. If D. As13. John thinks it wont be long_ he is ready for his new job. A. when B. after C. before D. since14. Did you return Freds call ? -I didnt need to_ Ill see him tomorrow. A. though B. unless C. when D. because答案及解析: CDDBB DDBBB CBCD四课后作业1.It was
22、a nice meal,_a little expensive.A.though B. whether C. as D. since2.It seemed only seconds_ the boy finished washing his face.A.when B. before C. after D. even if3._he got off the bus did he find his wallet .A.Not until ; stolen B. Unless; gone C. Not until; picked D Unless; lost4.I shall take you t
23、o France_you are well enough to travel .A.quickly B. directly C. finally D. happily5.I recognized you_ I saw you at the airport.A.the moment B. while C. after D. once6.Li Yang , the founder of Crazy English, says that he copies it down_ he comes to a beautiful sentence. A.unless B. while C. because
24、D. every time7.We know it is hard to make such a decision_he has just built up the team for a year and the project is going through the important stage now.A.that B. as C. when D. before8.You are certain to live your dream_ you make great efforts and lay emphasis on improvements in efficiency.A.on condition that B. as far as C. even though D. in case9.If you happen to get lost in the wild, youd better stay_you are and wait for help.A.why B. where C. who D. what答案:1-5: ABABA 6-9: DBAB五关键:记清引导词的含义,理清主从句的逻辑关系4