初中英语语法中it的用法 (一)人称代词it的用法 ❖ 1、代替前面(或后面)的名词单数或不可数名词所 表示的事物。 ❖ I borrowed a book from library yesterday. But I can’t find it now. (it 代替前面的book) ❖ Although we can’t see it, there is air ቤተ መጻሕፍቲ ባይዱll around us. (it 代指后文的air) ❖I found it hard to get there by eight o’clock . 3.用在一些特殊句型或搭配中,it没 有实际意义,但不可省略。 ❖Does it matter if he can’t attend our party ? practice ❖All of us find __ necessary to take exercise every day . ❖ 解析:选C, it作代词,在此处代指someone 此课件下载可自行编辑修改,仅供参考! 感谢您的支持,我们努力做得更好!谢谢 ❖A .this B .that B .it D.them ❖ 解析:选C, 根据it作形式宾语代替真正的宾 语to take exercise every day ❖——Oh, there’s someone in the room. ❖——___must be my brother . ❖A .He B .This C .It D .That 2、代替有生命但不能或不必分阴阳 的个体 ❖ Yesterday I saw a big camel, it was about 3 meter’s high. ❖ -----Someone is knocking at the door ? ❖ -----Really? Who is it ? 3、代指某些代词 it还可用于代指某些代词this,that以及复合 不定代词something,anything,nothing等等。 ❖ ——What’s this ? ❖ ——It’s a new machine. ❖ Nothing is wrong , is it ? (二)非人称代词it的用法 ❖ 1、指天气、时间、距离、度量等等。 ❖ It’s five kilometers from the office to my home . ❖ It often rains in summer . ❖ What time is it now ? 2、作形式主语或宾语 为使句子平衡,非谓语动词作主语或宾语时, 通常it作形式宾语,而将其真正的主语置于句 末。 ❖It is not easy to finish the work In two days .