状语从句(课件)

1、状语从句(课件)状语从句在复合句中作状语，修饰主句的动词、形容词、或副词等。状语从句放在主句之前时，常用逗号隔开；放在主句之后一般不用逗号。状语从句按其意义和作用可分为时间、条件、原因、让步、目的、结果、方式、比较、地点等9种。一、时间状语从句常用连词有 when, as, while, before, after, since, till (until), as soon as, hardly wheno sooner thanhe moment等1、主句是将来时，时间状语从句要用一般现在时表将来。I will go on with the work when I back tomorrow

2、.A. will come B. am going to come C. come D. shall come2、when/while/as都表示 当时候"，when从句的动作和主句的动作能够同时发生，也可先后发生。when从句的谓语动词不过延续性动词，也不过 终止性动词；as/ while则强调主从句的动作同时发生。其谓语动词应是延续 性动词。I was reading he came in.(A. while B. when C. as D. )I was watching TV , she came in.(A. While B. When C. As D. ) she wal

3、ked along the street, she sang happily.(A. While B. When C. As D. ) 常考句型：be about to do whenI was about to go out it began to rain.(A. While B. When C. As D. as soon as )3、till (until) 直到为止”；not until 直到 才”常考句型：It was not untilthat (强调句)Not until 助动词/情态动词+主语+谓语(倒装句)Not until me I was wrong.(A. he to

4、ld; I realizedB. did he tell; I realizedC. did he tell; did I realize D. he told; did I realize )思考：以上句子如何改为强调句？It was not until he told me that I realized I was wrong.4、表示 就”可 用 as soon as, the moment, no sooner - than, hardly when等句型，但后两者必须用倒装句。No sooner / Hardly + had隹语+v-edthan / when + 主语 + 谓语(

5、过去时) the room I heard a loud noise.A. Hardly I had entered; when B. No sooner I had entered; thanC. Hardly did I enter; than D No sooner had I entered ; than5、名词词组 the instant/ the moment/ the first time/every time 或副词 immediately都能够引导状语从句。The instant the result came out, she told me.高考模拟：I thought

6、him easy to talk with I saw him(A. for the first time B. the first timeC. At the first time D. on the first time )二、地点状语从句常由 where, wherever, everywhere等连接词弓I导。you go, you should do your work well.(A. However B. Wherever C. No matter how D. Whomever )三、条件状语从句：由 if / unless /once / in case / as long

7、as /providing(provided) that等引导。注意：主句表示将来，条件句只能用一般时态。高考模拟：He will go on holiday with his umbrella he it.(A. if; needs B. in case; needsC. Unless; will need D. in case; will need)由providing (provided) that (假如")引导的条件句的用法：Providing /Provided (that) we allow him, he would certainly come for the su

8、mmer vacation.四、原因状语从句：引导词为 because, as, since, fo畤1、because表示原因的语气最强，引导的从句可放在主句前或后，回答why 的问句一定要用 becauseHe had to stay at home yesterday he was ill.2、since表示双方都知道的原因或事实，译为 既然”Since no one is against itwe Hadopt the proposal.3、as表示十分明显的原因As you object, I ' reconsider the plan.问：以上as能换成since吗4、fo

9、r语气最弱，用来解释说明前面一句的情况，有时表示的理由是推测。for引导的从句必须放在主句后。It must have rained last night,the ground is wet this morning.5、now that = since引导的从句放在主句前。6、in that 表示因为"。五、目的状语从句： 由so that, in order that, so等Bring it closer so I may see it better.I ' nsaving money so that I can buy a house.六、结果状语从句：由 so, s

10、o that,sothat, such"hat等弓I导，从句放在主 句后。We turned the radio up, so （that） everybody heard the news.（注意： 从句有情 态动词吗？请与目的状语从句作比较。）七、让步状语从句：由 while （即使），though, although, even if, whether, however, no matter what 等弓 I 导高考模拟：fast you drive, you won' be able to catch the plane.（A. Whatever B. Howeve

11、r C. No matter what D. How ）常考句型：表语 状语（副词）（情态动词后面的）动词原形+ as +主语+ be V., he knows a lot.（A. Young as he is B. As he is youngC. Though young he is D. As young he is）改错： A child as she is , she has to support the family.八、方式状语从句：由 as, just as, as if, as though弓I导。as if as though从句可用陈述语气表示可能符合的事实，也可用虚拟语

12、气表示与事实不符或相反。It looks as if she likes apples.He looks as if though he were young.九、 比较状语从句： 由 as as, not soas, than, the same as, while 而“ 表 示两种情况的对比）等引导。常考句型：The +比较级+主语+谓语，the +比较级+主语+谓语you study,important the method of study is.（ A. Better, moreB. The better, the mostC. The better, the more D. The

13、 best ,the most ）高考体验高考仿真综合练习1、（2008 年高考上海卷） well prepared you are, you still need a lot of luck in mountain climbing.(A. However B. Whatever C. No matter D. Although )2 、 ( 2008 年高考辽宁卷) hungry I am, I never seem to be able to finishoff this loaf of bread.(A. Whatever B. Whenever C. Wherever D. Howe

14、ver)3、( 2008 年高考山东卷)Youd better not leave the medicine kids canget at it.(A. even ifB. which C. where D. so that)4、(2008年高考海南卷) The lawyer rarely wears anything other than jeans and a T-shirt the season.( A. whatever B. wherever C. whenever D. however )5、 -Have you got any idea for the summer vacati

15、on?-I dont mind where we go there s sun, sea,and beach. ( 2008 年高考海南卷)( A. as if B. as long as C. now that D. in order that )6、 - It shouldn t take long to clear up after the party if we all volunteer to help.- That s right. .(2008年高考江苏卷)( A. Many hands make light work. B. Something is better than n

16、othing. C. The more the merrier D. The sooner begun, the sooner done)7、(2008 年高考全国卷 H ) A small car is big enough for a family of three you need more space for baggage.( A. Once B. because C. if D. unless)8、 (2008年高考天津卷) We llhave a picnic in the park this Sunday itrains or it s very cold.( A. since

17、 B. if C. unless D. until )9、 (2008 年高考上海卷) It has been proved eating vegetables inchildhood helps to protect you against serious illness in later life.( A. if B. because C. when D. that )10、 (2008 年高考重庆卷) It was not until midnight they reached thesite.( A. that B. when C. while D. as )11、 (2008 年高考

18、重庆卷) All people, they are old or young, rich or poor,have been trying their best to help those in need since the disaster.(A. even if B. whether C. no matter D. however )12、 (2008 年高考辽宁卷) I used to love that film I was a child, but Idon t feel it that way any more.(A. once B. when C. since D. althou

19、gh )13、 (2008 年高考福建卷) Nancy enjoyed herself so much she visited herfriends in Sydney last year.(A. that B. which C. when D. where )14、 、(2008 年高考浙江卷) Dont promise anything _ you are onehundred percent sure.( A. whether B. after C. how D. unless )15、 (2008 年高考湖南卷) the Internet is of great help, I don

20、t it s agood idea to spend too much time on it.( A. IfB. WhileC. Because D. As )16、 - Do you have a minute?I vgeot something to tell you.- OK, you make it short. (2008 年高考安徽卷)( A. now thatB. if only C. so long as D. every time)17、 (2008 年高考江西卷) Animals suffered at the hands of the hands of man they were destroyed by people to make