It作形式主语和形式宾语的用法知识讲解

1、1/ 3It作形式主语和形式宾语的用法It作形式主语和形式宾语的用法一、it作形式主语1.不定式作真正主语常用句式归纳：It is no use/good/need/help doing做没用处/没好处/没必要/没帮助；It is greatfun doing做非常风趣；It is a waste of time/money doing做简直是浪 费时间/金钱的2. that从句作真正主语常用句式归纳：1) it+be+过去分词+thatIt is argued that大家争论；It is assumed that假定；It is believed that大家相信；It is agreed

2、 that大家同意；It is hoped that大家希望；It is (well) known that家喻户晓；It is reported that据报道；It is recommended that据推荐；It is rumored that谣传；It is said that据说；It is suggested that有人建议；It is supposed that大家推测 ；It is thought that大家认为；It is taken for granted that被视为当然It must be remembered that务必记住；It has been deci

3、ded that大家决定。2) it+be+形容词+thatIt is clear/obvious that很明明;It is important that严重的是.;2/ 3It is surprising that令人惊异的是 ；It is necessary that有必要;It is strange that很奇怪要It is likely/possible that很可能。-3It is agood thing/ news/a fact that是好事情要好消息；事实是 .。4）It seems/appears that好像是；It turns out that结果是；Ithappe

4、ned that碰巧是 ；It occurs to me that我想到It strikes me most that令我印象深刻的是 ；二、It作形式宾语1）常用句式归纳：主语+believe/guess/suppose/think/feel/find/discover/notice/make/consider宾补+（a.）+真正主语（to do/从句）eg: George made it clear that he disagreed.2）分外句式：see to it that注意 ；eg：See to it that the windows are shut before you leave.owe it toth把要归功于.;take it for granted that认为理所当然。3）带it的习语：Thats这就对了。I cant help我