TA的每日心情 | 奋斗 14 小时前 |
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签到天数: 2953 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。* S6 o, u$ n' E0 V3 X$ [& Z( H
以下是今天碰到的两个问题:3 B4 }4 B+ [/ |* G8 \ B9 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
/ z- \9 s4 f' t2 g比如as soon as,例句I’ll return the book to the library as soon as I________it .填have finished# n( ]7 v) e5 g' t1 \$ s, |0 S3 g, y
百度百科里as soon as:
$ Z* a0 z, ?" {, g 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
& b( G! C* v, M. d 如:I will tell him the news as soon as he comes back.
, I' `9 H: y, j- y- y) V 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
/ T) Q7 ?5 d7 V- y8 G 如:I will go with you as soon as I have washed my face.
F1 f3 d. k/ O4 L 2、指紧接着发生的两个短动作,主从句都用一般过去时
0 s( X# K; T% x, w: R6 c# C 如 He took out his English books as soon as he sat down., ?( u7 e+ I8 G" |' r L7 m! W
不过,我也见过从句和主句都用一般现在时的情况
* I1 ]" U3 Z3 C4 d2 x1 I 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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