状语从句
9 Z7 Q( H. M# P+ B+ y 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。
, g. f( G1 N; v; ` 1) 时间状语从句:记住以下连接词的意思和重点: + y3 m0 G/ c' f/ m* c
(1)when / while / as (当…时侯)
, g2 C8 f6 ~% u. L8 w 注意:while除了做时间状语的连接词外,还解释为"虽然…","而…". 2 ~. \$ w2 z* T/ A& y9 a
例如:He is very diligent, while she is very lazy. (他很勤奋,而她却很懒。) 8 X9 P) p" i- A8 p( b/ p7 s+ S. o
(2)before (after) 在…之前(后)
) X5 z. E; `% q: l/ h4 d8 ~ r (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")
+ E3 }, Q3 H7 ]5 r; g$ Q- y (4)as soon as / once (一…就…) 中 华 考 试 网8 k5 X" X: P7 f
(5)immediately / instantly / directly 原本是副词,这里作连接词,表示"一…就…", # u/ U9 P; v. x5 r) ~7 |
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* V7 W" H, [3 I9 l
(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。
1 n0 Q; B- `# W (7)hardly (scarcely)…when… / no sooner…than…"一…就…"
$ W6 d2 t* }, y 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")。
4 u+ }) P7 g/ W5 S! w 例如: 4 r* m3 ~" D% c. A
Hardly had I sat down when the telephone rang. (我刚坐下,电话铃就响了。)
: l' z, z- P \ 重点:在时间(和条件)状语中,用一般时代替将来时。
& J* l7 P0 |0 q7 S, |9 Q1 Z 例如: 6 I) [3 [ L8 ?
We’ll start as soon as the leader ______. (领导一来就开始。) 转自:考试网 - [Examw.Com]7 W1 J2 w; S& k8 p/ `# w$ v. ~
A.comes B.is comingC.will come D.came " e* k: X% t6 \. _4 \9 V
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: 6 V5 S5 G& V) Z0 ^" i. Q! ^, r/ Q
He said (that) we would start as soon as the leader _____. ! O3 B" {& w, ]. H5 l
A.came B.was coming C.would come D.comes
" ^' a/ w/ `! P 答案应为A |