2013年职称英语考试句型语序:从句类型(1)& }8 y4 N9 C5 k3 v
时间状语从句 & ^7 P0 z' f$ ]3 s6 D* E
I) when,while和as 0 [& r! o( U4 E+ A
He entered the room when (while, as) the meeting was going on.
0 @- }: I2 F$ a when 通常指一时的动作或状态,可表示从句动作与主句动作同时发生,或先于主句动作;while常用来引导两个同时进行的持续时间较长的动作;as常用来引导两个动作紧接着发生,强调“同一时间”或“一前一后”。 , V: {. v& N9 |% G" D
When I meet the right chance, I will try my best. & s9 s x! h1 R! K, k$ f) c5 k d
While the teacher explained the text, the students listened attentively and took notes
1 E0 P+ x; R% U He sang songs as he was taking a bath.
% {' I. Q' [. m# a As spring warms the earth, all flowers begin to bloom.
. \* @! m9 l: j! w9 j; b: J 注:when有时作并列连词意为“正在这时”、“突然”,在句末,不能位于句首。从句的谓语动词常用一般过去时,主句通常用过去进行时、过去完成时或be about to结构等。 + n! _; `$ N9 t) w D N# a+ D
She was about to leave when Mark arrived so she stayed a little longer.
* ~+ k) @# t$ N/ h$ S( J4 H" X He had been walking under the trees when an apple fell down. 考试用书
! C/ L8 E7 \+ `: R( O! m5 j: j( y6 F Ⅱ) as soon as, hardly (scarcely, barely) … when… , no sooner …than… 等引导的时间状语从句,意为“ 一… 就 …”
" e( e) [) p) Q9 |9 u8 H Jack had scarcely /hardly seen me when he left the room. 7 ]3 Z5 H0 N; \- E9 t. R
The spy had no sooner returned home than he was told to go to another country.
, a }! ?! [: I) W5 F) J. [/ m 那个间谍一踏进国门就奉命要去他国。 " l7 v1 j! F* S" }
注: 在no sooner … than, hardly … when …引导的时间状语从句中,若把no sooner, hardly, scarcely, barely 放在句首,则要用倒装结构。 8 S, E1 G4 z! G! P! J
No sooner had he heard the news than he fainted. 8 Y$ s; V+ q, a+ Q, c% B. }
Scarcely had he entered the room when the telephone rang. |