英语祈使句 否定句 感叹句用法
英语祈使句 否定句 感叹句用法
祈使句
一、概念
祈使句用以表达命令,要求,请求,劝告等。
二、相关知识点精讲
1.祈使句有两种类型,一种是以动词原形开头,在动词原形之前加do (但只限于省略第二人称主语的句子)。例如:
Take this seat. 坐这儿。
Do be careful. 务必小心。
否定结构:例如:
Don't move. 不准动。
Don't be late. 不要迟到。
2.以let开头的祈使句
Let 的反意疑问句:
a. Let's 包括说话者。例如:
Let's have another try, shall we / shan't we? = Shall we have another try? 我们再试一次,如何?
b. Let us 不包括说话者。例如:
Let us have another try,will you / won't you? = Will you please let us have another try? 你让我们再试一次,好吗?
否定结构:例如:
Let's not talk of that matter. 不要谈这件事。
Let us not talk of that matter. 你不要让我们谈这件事。
感叹句
一、概念
感叹句通常有what, how引导,表示赞美、惊叹、喜悦、等感情
二、相关知识点精讲
1.How +形容词+ a +名词+ 陈述语序。例如:How clever a boy he is! 他是多聪明的孩子!
2.How+形容词或副词+陈述语序。例如:How lovely the baby is! 小毛头真可爱!
3.What +名词+陈述语序。例如:What noise they are making! 他们真吵!
4.What +a+形容词+名词+陈述语序。例如:What a clever boy he is! 他是多聪明的孩子!
5.What+ 形容词+复数名词+陈述语序。例如:What wonderful ideas (we have)! 我们的主意真棒!
6.What+ 形容词+不可数名词+陈述语序。例如:What cold weather it is! 多冷的天!
7.What a clever boy he is!的省略形式为:What a clever boy!
否定句
一、概念
否定句指否定陈述句的句子.
二、相关知识点精讲
1. 用not构成的否定句:主语+助动词/ be+not+…
例句:
He is not back yet.
It is not true.
We haven’t forgotten you.
You shouldn’t be so silly.
We haven’t been invited yet.
He won’t go, but they will.
Money could not buy happiness.
I like the salad, but I don’t like this soup.
He wants a girl friend, but he doesn’t want to get married.
You didn’t understand what I said, did you ?
You needn’t try to explain.
I didn’t use to like opera, but now I’m getting interested.
I usedn’t to like opera, but now I’m getting interested.