状从

  • 格式:doc
  • 大小:30.50 KB
  • 文档页数:2

状语从句
主讲:梅琳
复习要点阐述1.时间状语从句2.地点状语从句3.原因状语从句4.目的状语从句5.结果状语从句6.条件状语从句7.让步状语从句8.比较状语从句9.方式状语从句
(一)时间状语从句when当……时候while当……时候as当……
时候、一边after在……之后before在……之前since
自从ever since自从once一……就……whenever不管什么时候by the time到……as long as长达……instantly一……就……(这个连接词有的教材中没有出现,可以见识一下)as soon as一……就……no sooner…than一……就……hardly…when…一……就……till直到until直到
(二)地点状语从句在句中作地点状语的从句称为地点状语从句,可置于句首、句中或句尾。

引导地点状语从句的常用引导词有where,wherever等。

地点状语从句相当于to/in/from the place(s) where…或
in/to/from any place where…结构。

(三)原因状语从句。

单词引导词主要有because,as,since等,短语引导词主要有now that,for the reason that,in that,seeing that等。

(四)目的状语从句;在句中作目的状语的从句称为目的状语从句。

目的状语从句可置于句首、句中或句尾。

常用来引导目的状语从句的词有so that,in order that,in case等。

(五)结果状语从句在句子中作结果状语的从句称为结果状语从句。

结果状语从句一般置于句尾。

其引导词或短语常见的有that,so,so that,such that,so…that…,such...that…等。

(六)条件状语从句在句子中作条件状语的从句称为条件状语从句。

条件状语从句可置于句首,也可置于句尾,有时还可置于主语和谓语之间。

引导条件状语从句的常用引导词为if,unless,as/so long as,once,in case等
(七)让步状语从在句子中作让步状语的从句称为让步状语从句。

让步状语从句可置于句首,也可置于句尾。

让步状语从句通常由though,although,even though,even if,whatever,whichever,whoever,whomever,whosever,whenever,wherever,however,no matter who/what…等引导。

(八)比较状语从句
在句子中作比较状语的从句称为比较状语从句。

比较状语从句一般位于句尾。

比较状语从句常用as,than等连接词引导。

“the+比较级…,the+比较级…”结构也可引导比较状语从句。

(九)方式状语从句在句子中作方式状语的从句称为方式状语从句。

方式状语从句一般位于句尾,有时位于句中。

常用的引导词有as,as if,as though,the way等。

二、典例剖析例1.Look out! The traffic is ________ fast ________ we can’t cross the street now.
A.too, too B.enough, to C.so, that D.such, that 答案:C
例2.He saves money ________ he can buy some birthday presents for his mother.
A.so B.so that C.such that D.in order 答案:B
例3.Little Kate went to school ________ it snowed heavily yesterday.
A.if B.though C.because D.since 答案:B
例4.—Must you leave now?
—I’m afraid so. It’s ________ late that I can’t get up on time tomorrow morning.
A.very B.quite C.too D.so 答案:D
冲刺练习
--------------------------------------------------------------------------------
一、用所给动词的适当形式填空。

1.He wants to be a doctor when he ________(grow) up.
2.They will go to the park if it ________(not rain) tomorrow.
3.Don’t get off until the bus ________(stop).
4.You won’t pass the exam unless you ________(work) hard.
5.The students ________(talk) when the teacher came in.
6.She didn’t go to bed until she ________(finish) her homework.
7.The boy will not go there again because he ________(not abey) the rules there in the past. 8.When I was a boy, I often ________(go) skating.
9.Don’t help the girl unless she ________(ask).
10.I know you better than she ________(do).
二、单项选择
11.________ this doctor was very tired, ________ he continued the operation. A.Though; but B.Though; 不填C.For; but D.Because; and 12.The poor girl didn’t go out ________ she finished her homework.
A.until B.while C.since D.but
13.If the phone ________, can you answer it?
A.rings B.is ringing C.will ring D.rang
14.This is ________ an interesting movie that we all like to watch it.
A.so B.too C.such D.very
15.Her little sister is ________ young ________ she can’t dress herself.
A.too; to B.so; that C.such; that D.very; that
16.Jack spends much money on books, ________ he is not so rich.
A.though B.when C.if D.because
17.You’ll miss the train ________ you hurry up.
A.unless B.as C.if D.until
18.Li Lei knew little about the film ________ he saw it yesterday afternoon.
A.if B.since C.until D.because
19.—Will you come to the dinner party?
—I won’t come unless Jenny ________.
A.will be invited B.can be invited C.invited D.is invited 20.They planted the tree ________ their father told them.
A.like B.as C.which D.what。