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1、,高中语法专题 状 语 从 句,状语从句,时间状语从句 原因状语从句 地点状语从句 目的状语从句 结果状语从句 条件状语从句 让步状语从句 比较状语从句 方式状语从句,时间状语从句,引导词,when whenever as while before after until (till) since as soon as once,each/every time next time the first time the moment the minute instantly immediately directly(一就) no soonerthan hardly/scarcelywhen,1)
2、when的用法： sb was doingwhen 正在做某事 .突然发生另一件事 sb be about to do when 正要做 .突然发生另一件事 sb had donewhen 刚做完某事.突然发生另一件事 2.)几种特殊句型与强调结构的区别： It is/was + 具体时间点 + when 那是在时发生的 It is/has been +时段 + since 自从以来过了多久了 It will be/was +时段 + before (现在时/过去时)要过/已经过了多久才 It is /was +时间状语+that 就是在时间发生的某事，是强调句 3).before的用法： A
3、：表“还未来得及就” B：表“过一段时间才”， 4).在notuntil结构中，谓语用短暂性动词， “直到才”; 肯定句中谓语为延续性动词，用until表“一直持续到”。,考查重点,5) no soonerthan hardly/scarcelywhen 刚就,A. 时态：主句用过去完成时（had + pp） 从句用一般过去时 B. 倒装： no sooner/hardly/scarcely放句首，主句要 到装,She had no sooner arrived at the station than the train started to move. No sooner had she a
4、rrived at the station than . He had hardly entered the hotel when it began to snow. Hardly had he entered the hotel when it began to snow,1.We were told that we should follow the main road_we reached the central railway station. A. whenever B. until C. while D. wherever 2.It is almost five years_we
5、saw each other last time. A. before B. since C. after D. when 3.Simon thought his computer was broken_his little brother pointed out that he had forgotten to turn it on. A. until B. unless C. after D. because 4.The American Civil War lasted four years_the North won in the end.( A. after B. before C.
6、 when D. then 5.-Did Jack come back early last night？ -Yes. It was not yet eight oclock_ he arrived home. A. before B. when C. that D. until 6.We were swimming in the lake _suddenly the storm started A. when B. while C. until D. before (),B,B,A,B,B,A,原因状语从句,because, since, as, for, now( that), consi
7、dering (that), seeing (that),考虑到鉴于,鉴于由于因为,考查重点because, since, as, for,because直接原因，非推断语气最强回答why since 通常放句首译为“既然” as 不谈自明的原因，语气最弱 for 放句中，对前面一句话的内容的补充说明 。,1.Parents should take seriously their childrens requests for sunglasses _eye protection is necessary in sunny weather. A. because B. though C. unl
8、ess D. if 2.Jenny was very sad over the loss of the photos she had shot at Canada, _this was a memory she especially treasured. A. as B. if C. when D. where,A,A,地点状语从句由where. wherever引导。where指“在某个地方”， wherever指“无论哪里，在任何一个地方”，在使用时：一要注 意两者的含义区别。二要注意状语从句和定语从句的区别。三 要注意在状语从句中不可使用介词+which引导。出题者既考状 语从句又考定语
9、从句和状语从句的区别。还加入名词性从句这 一干扰项。,地点状语从句,1.If you are traveling_the customs are really foreign to your own，please do as the Romans do. (2006天津) A.in which B.what C.when D.where 2.In peace，too，the Red Cross is expected to send help_there is human suffering. A.whoever B.however C.whatever D.wherever ( 06江西)
10、3.-Mom，what did your doctor say？ (2006四川) -He advised me to live_the air is fresher. A.in where B.in which C.the place where D.where,D,D,D,目的状语从句和结果状语从句,引导目的状语从句连词有：in case, so that, in order that, for fear that。 so that引导状语从句只能置于主句之后。In order that引导状语从句可放主句之前或之后。目的状语从句的谓语常 含有can，could，may，might情态动词
11、。这也是与结果状语从句 的一个区别。引导结果状语从句的连词有：so that，sothat， suchthat.结果状语放在主句之后。 注意：在sothat，suchthat结构中一般成分齐全。这也是 与as引导定语从句的区别。在soas，suchas 这一结构中， as引导定语从句，在句中做成分。,1.Roses need special care_they can live through winter. A.because B.so that C.even D.as 2.Id like to arrive 20 minutes early_I can have time for a cu
12、p of tea. A.as soon as B.as a result C.in case D.so that 3.Youd better take something to read when you go to see the doctor_you have to wait. A.even if B.as if C.in case D.in order that 4.His plan was such a good one_we all agreed to accept it. A.so B.and C.that D.as,B,D,C,C,条件状语从句,if as/so long as
13、as far as unless in case（如果）,suppose/supposing (that),Providing/provided (that),on condition that given (that),条件状语从句一般考查三点： 1)在条件状语从句中常用一般现在时表示一般将来时，用一般过去时表过去将来时。 2)if，unless，in case是考查重点。 3)when还可表条件，这一点不可忽视。意思是：既然，考虑到。 如： How can they learn anything when they spend all their spare timewatching te
14、levision？他们把所有空闲的时间都用来看电视了，还能学到什么东西呢？,1._you call me to say youre not coming，Ill see you at the theatre. A.Though B.Whether C.Until D. Unless 2.-What would you do if it _ tomorrow？ -We have to carry it on，since weve got everything ready. A.rain B.rains C.will rain D.is raining 3.You must keep on wor
15、king in the evening_you are sure you can finish the task in time. A.as B.if C.when D.unless 4._youve tried it，you cant imagine how pleasant it is A.Unless B.Because C.Although D.When 5.In time of serious accidents，_we know some basic things about first aid，we can save lives. A.whether B.until C.if D.unless,D,B,D,A,C,让步状语从句,让步状语从句的连词有：though /although“尽管”，even if /even though“即使”，no matter how(what，when，which，who， where)，however(whatever，whenever，whichever，who
