TA的每日心情 | 奋斗 7 小时前 |
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签到天数: 3044 天 [LV.Master]伴坛终老
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今天碰到几个语法题,翻了薄冰语法和其它几本语法书都查不到。网上搜了搜,看到了百度百科的解释,算是理解了,但担心网上的回答不够权威,想请教大家有没有比较全面的英语语法书或者权威的网站。" [% [: I1 T" q. Z9 u
以下是今天碰到的两个问题:
" l/ f( h. @; g$ h* n: `固定搭配 it is+序数词+时间+从句”中,从句的时态常用现在完成时态, j; w2 x* z# N3 U: S/ X/ a
比如as soon as,例句I’ll return the book to the library as soon as I________it .填have finished
* N, u2 r# ]5 q9 `8 `百度百科里as soon as:
+ K: e2 x7 _ c, j( U5 |6 k& n+ T7 P 1、指未发生的动作,规律是:主句一般将来时,从句用一般现在时代替一般将来时' u% o( f* _6 ?( E" S4 C
如:I will tell him the news as soon as he comes back.
1 |, d# V Q5 \5 K* d& i 注:有时,为了特意表达刚刚完成某事就如何如何,需要用现在完成时
" _! A, L: v$ X" h1 j. d 如:I will go with you as soon as I have washed my face.1 J* g7 C; i1 I% o
2、指紧接着发生的两个短动作,主从句都用一般过去时0 `; k4 A5 W+ d
如 He took out his English books as soon as he sat down.
& R- Z# O0 O; W 不过,我也见过从句和主句都用一般现在时的情况
9 M* f4 h. n0 | 如:As soon as he finishes his classwork, he runs out of the class.他一做完课堂作业,就跑出了教室 |
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