一般现在时与现在完成时 " t' J' g. _5 T U2 `6 ?
(1)I come from Shanghai．(上海人)
; l1 F' |' R; t5 w$ J& V+ I I have come from Shanghai．(从上海来) - h9 S. J7 N0 j* K% b
(2)You read very well．(强调能力)
. R' P: R+ U: G You’ve read very well．(强调一次刚完成的动作) 外语学习网. }/ J6 r+ ]& ]; y% h! [
(3) I forget．(一时想不起来了) , k) Q B6 X/ R. W3 J
I have forgotten．(仍没想起来，可能已回忆起来了)
" v4 t, L# A: p3 r8 a0 K (4) The book is written in simple English．(表状态)
; t0 r, E5 @2 r+ M& S V: ^. ^* T$ S The book has been written in simple English．(表动态，已用英语写成)
! }* `2 ?. q7 ]0 V8 ~ (5) Every time I see him，he’s been reading．(两个动作不可能同时进行)．
0 m: s% Z9 P. W2 b( o$ r Every time l have seen him，he’s been reading．(强调两个动作同时进行) - @- ^' H. ~8 O/ H- V
(6) He is gone．(强调状态)He has gone．(强调动作和时间)
R; w. I/ ]2 a% G: o4 V; |. k (7) He won’t come till the play begins．(演出开始时)
1 X$ u m7 ?' S3 O4 ] He won’t come till the play has begun．(戏已开始)
. C( |4 g: P0 V4 t, O& z (8)AfterI leave school，I’11 go to college．(两个动作紧密相接)
! F, R* i. T. A F: l After l have left school，I’ll go to college．(强调毕业后，两个动作可能有间隔) 2 F9 L& n! X6 l2 R8 F1 v1 b1 x$ B3 ^
(9) It is a long time since I saw you last．
% B# g) W D5 n$ c1 |/ \ K, N1 U It’s been a long time since Isaw you last 这两句话一样，后一句是美国英语) 4 G- F- T/ s9 ^9 m1 J4 w
(10) Where are you?(在哪儿) Where have you been?(去了哪儿) |
发表于 2012-8-15 23:36:10
