状语从句
s6 P4 c% C) N$ e* P, K& ^3 _ 所谓状语从句,是指用来说明主句行为(或状态)发生的时间、原因、条件、地点、目的、结果及方式等。
/ o+ z& A! Y* _7 W' B3 J, @& o 1) 时间状语从句:记住以下连接词的意思和重点:
O V6 z, ~4 q0 f; k# P (1)when / while / as (当…时侯)
. o4 f1 H' Z) b 注意:while除了做时间状语的连接词外,还解释为"虽然…","而…".
7 F& }0 P. e, W) ^0 P2 s) I 例如:He is very diligent, while she is very lazy. (他很勤奋,而她却很懒。)
2 s: R* K% J4 u+ h$ Y (2)before (after) 在…之前(后)
' x, i. S9 Q9 r) l$ K' k* [) L (3)until / not until(直到)注意:not until放在句首时,往往要求倒装(详见"第七讲") / {8 V8 \% [# x9 i& I; |7 S f
(4)as soon as / once (一…就…) 中 华 考 试 网
+ }/ F) b) n) k& J. P (5)immediately / instantly / directly 原本是副词,这里作连接词,表示"一…就…",
/ s# S- f: Z# }9 L9 e 例如: I knew I had made a mistake directly (或用immediately / as soon as) I had done it. (刚做完这件事,我就知道我做错了。) ; [" W! E' M: z; L% p* ]( U
(6)the moment / each time / every time / next time / the first time / the instant / the year原本是名词或副词,这里作连接词用。 ! T4 g# E9 j/ S5 z
(7)hardly (scarcely)…when… / no sooner…than…"一…就…"
+ u; X/ I' ~/ F' s7 _: [ 注意:这是时间状语考试的重点句型,一是不要把两个句型中的when和than的搭配搞错了,二是要用倒装语序(详见"第七讲")。
* G2 x" [- x* T- S; |3 d 例如: : h) n5 }- `2 v% {" X z& x
Hardly had I sat down when the telephone rang. (我刚坐下,电话铃就响了。) - C7 k( A8 z% ~# z/ p
重点:在时间(和条件)状语中,用一般时代替将来时。
4 Y8 U H7 _5 ?/ v+ j. D& A1 r 例如:
! @# n, g0 n x g* e) E$ |9 a We’ll start as soon as the leader ______. (领导一来就开始。) 转自:考试网 - [Examw.Com]3 C# `5 B- J% c9 p* {- j% l- J
A.comes B.is comingC.will come D.came - y; S* {. \. ^+ x/ \
根据英语"时态一致性"原则,主句与从句的时态应一致,答案似乎应该是B或C,但是正确答案是A,因为在时间状语中,用一般时代替将来时。将上句改为过去时,道理也一样:
0 x9 R" c* n; |, m He said (that) we would start as soon as the leader _____.
6 x F+ {. y3 s, H A.came B.was coming C.would come D.comes
3 w& M/ u7 E" z 答案应为A |