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16.6 wish的用法

1)用于wish后面的从句,表示与事实相反的情况,或表示将来不太可能实现的愿望。其宾语从句的动词形式为:

真实状况 wish后
从句动作先于主句动词动作 现在时 过去...

15.4 谓语需用单数

1) 代词each和由every, some, no, any等构成的复合代词作主语,或主语中含有each, every, 谓语需用单数。
Each of us has a tape-recorder.
There is something wr...

14.3 以否定词开头作部分倒装

如 Not only…but also, Hardly/Scarcely…when, No sooner… than
Not only did he refuse the gift, he also severely criticized the sender.
Hardly had she go...

16.7 比较if only与only if

only if表示"只有";if only则表示"如果……就好了"。If only也可用于陈述语气。
I wake up only if the alarm clock rings. 只有闹钟响了,我才会醒。
If only the...

15.5 指代意义决定谓语的单复数

1) 在代词what, which, who, none, some, any, more, most, all等词的单复数由其指代的词的单复数决定。
All is right. (一切顺利。)
All are present. (所有人都到...

14.4 so, neither, nor作部分倒装

表示"也"、"也不" 的句子要部分倒装。
Tom can speak French. So can Jack.
If you won't go, neither will I.

典型例题
---Do you know Jim quarrelled with...

16.8 It is (high) time that

It is (high) time that 后面的从句谓语动词要用过去式或用should加动词原形,但should不可省略。
It is time that the children went to bed.
It is high time tha...

15.6 与后接名词或代词保持一致

1) 用half of, part of, most of, a portion of 等词引起主语时,动词通常与of后面的名词,代词保持一致。
Most of his money is spent on books.
Most of the stu...

14.5 only在句首要倒装的情况

Only in this way, can you learn English well.
Only after being asked three times did he come to the meeting.
如果句子为主从复合句,则主句倒装,从句不倒装...

16.9 need "不必做"和"本不该做"

didn't need to do表示: 过去不必做某事, 事实上也没做。.
needn't have done表示: 过去不必做某事, 但事实上做了。
John went to the station with the car to m...

16. 虚拟语气

1) 概念
虚拟语气用来表示说话人的主观愿望或假想,所说的是一个条件,不一定是事实,或与事实相反。

2) 在条件句中的应用
条件句可分为两类,一类为真实条...

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