高考英语语法必考知识点备考（6）
时态语态部分一般现在时注意以下三点。
1. 表时刻表的情况下，一般现在代替将来时态用；The plane takes off at 10p.m.
2. “主将从现”符合的原则是：if条件句，时间状语从句，方式状语从句和让步状语从句。If he comes, I'll let you know.
现在进行时注意以下四点:
1．和always, constantly, forever, continually连用表示说话人的感情色彩，责备，埋怨等；
He is always thinking of others.
2. 强调情况的暂时性；He is walking to school because his bike is being repaired.
3. 强调一时的表现；He is being silly.
4. 表将来。
一般将来时注意以下三点。
1. 表倾向，习惯性动作。意为“会，不能不，没法不”；
We will die sooner or later.
2. 表推测
The man in the middle will be visiting president.
一般过去时注意：一般过去时说没有想到是指过去没有想到。
I didn't expect you were here.
I didn't think you would come.
副标题#e#
现在完成时的适用范围。
1. 过去动作对现在的影响和结果；
I've already finished my homework, so I can leave now.
2. 过去开始持续到现在；
Great changes have taken place in China in the past five years.
3. 曾经经历过的事情；
Have you ever been to the Summer Palace?
4. 在主将从现中，如果没有一般现在，可以选现在完成时态。
If I finish/have finished my homework, I'll go home.
过去完成时注意两点。
1. 它是和一般过去时对应存在的，没有一般过去时，就不存在过去完成时。
2. 用在no sooner…than, scarcely…when, hardly…when, had intended, had hoped,
had planned等短语中。I had hoped to go there, but I didn't.
It/This/That is the first/second/last time that…
This is the first time that I have been in Beijing.
It/This/That is the + 最高级…that…
It is one of the most interesting books that I have ever read.
副标题#e#
主动表被动的适用范围：
1. 表衡量的动词。
The room measures 5 by 6.
2. sell, write, wash, read, wear, keep, drink等表状态的情况下。
The pen writes well. The clothes wash well.
3. 在动词不定式中主语发出的动作。
I have a lot of work to do.
4. 动词不定式前面的词为形容词时。The question is easy to answer.
5. 在need, want, require, be worth后面doing主动表被动。The bike wants repairing.
注意：The bike wants to be repaired.
没有被动语态的情况：
[*]
系动词；2. 不及物动词；3. 固定词或短语中。happen, take place, go up, break out, come about, add up to, belong to等。
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