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英语常用语法:时态一致. N6 @# B( N- z# X0 _! R, M
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1)并列谓语的时态一致。1 N. H3 u8 U2 _/ o7 }* [
【例如】Yesterday I went shopping, bought some books and had dinner at a good restaurant.
P0 w1 Z( i/ e- K) g. t9 F" v The soldier looked at him, exchanged glances with his comrade and took out the gun.( j2 B, M% f- o
2)主从复合句的时态一致。2 ?; c; J$ W3 V% \ O+ Q9 g
a)主句为现在时、将来时、现在完成时,宾语从句谓语动词时态按情况而定。
( }) ~0 ~5 i/ Q6 G, d0 B/ W; v) ` 【例如】& ^: f% x2 P5 C+ t
I wonder what will happen tomorrow.8 w9 p' W7 o+ l+ x9 T( O' |7 e0 K" T
I wonder what happened to him yesterday.
6 {. a1 ~) e, V1 l3 i I wonder what is happening now outside.
$ I E ?0 `* }8 X" c* a5 j b)主句为过去时态,宾语从句一般用过去时态。如果宾语从句说明的是客观真理,用一般现在时。. z) f$ s: B! [0 r( M
【例如】& w8 R% f( F) d/ z6 W7 \6 x! d
He told me he made a big mistake.0 s# X) i+ P- F9 w
He told me he would go to Beijing the next day.
+ h0 @5 E3 W! E. \ He told he had finished his task.8 S/ Y. i4 \9 N$ X9 z/ ^' F3 V5 e
The teacher told students that the earth moves around the sun.(客观真理)0 H( C6 s/ L" o! [# r, o
3)定语从句和比较状语从句时态不受主句影响。6 c1 U7 W$ k6 m8 ]5 P
【例如】+ X9 \% {" s- N4 _: H8 ^& q6 L
The universityswhereshe is studying was founded in 1950.) q% R$ H/ @9 Z6 ^4 }
You now speak English better than you spoke it last year.
; j) f# `& }" G! T0 G F3 | 4)时间和条件状语从句中,常用现在时表示将来。% |0 c! _: \5 t. T% o' n. H$ ~
【例如】
" i# F, J3 z9 M+ c We will cancel our trip if it rains tomorrow.
1 |9 I* R% h% N I will go to visit the Summer Palace as soon as I arrive in Beijing.
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