ask/tell/order sb to do sth.
由Whether(if) 引导的宾语从句。
表23 It 的用法
用法 例句
①作人称代词,指代前文提到的事。与one;that的区别:one指前文提到的同类物之一,且前面常有冠词、指示代词或形容词修饰,one也可指一个人;而that常指代前面出现过的不可数名词,与of介词短语连用,它也可指代可数名词,表示较远的人或物与this(近指)相对. A new pen is lying on the desk;It's Jack's.
I've lost my bike ,so I'll buy a new one.
The air of Chengdu is better than that of Beijing.
②指代前文中发出某个动作的人;也可指代婴儿。 Who is knocking at/on the door? It must be Tom.
③指代时间、距离、天气、季节。 It is very cold today;It's five o'clock; It's two hours' ride from the office to my home.
④代替前文的this或that. What's this(that)? It's a desk.
⑤用于强调句型It was/is+被强调部分+that(被强调部分是人时也可用who)+句子其余部分。 It was in Zigong that(不用where) I met Jack yesterday; It was yesterday that(不用when) I met Tom in Zigong;Is it he that(who) often helps you with your English?
⑥代替不定式、动名词或that或 whether等从句,作形式主语或宾语。 It isn't easy to do that; It's no use crying over spilt I find it necessary to learn English; It's clear that he likes reading novels.
【高中英语语法-英语语法表解1】相关文章:
最新
2016-02-29
2016-02-29
2016-02-29
2016-02-29
2016-02-29
2016-02-29