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初二英语上册语法复习详解(41)-need的用法

2016-03-02 00:00:00浏览:
初二英语上册语法复习详解(41)-need的用法  41) need的用法   1.
need作实义动词,意为需要。
如:   Do you need to stay at home?
   你要呆在家里吗?
  2.
need作情态动词,一般用于对must的否定回答。
如:   ---Must he leave now?
  他必须离开吗?
  ---No, he neednt.
    不,他不必。
  3.
区分:   a.
need作实义动词。
  He needs to go.
  He doesnt need to go.
  Does he need to go?
  Yes, he does.
/No, he doesnt.
  b.
need作情态动词,一般不用于肯定句。
  He neednt go.
  Need he go?
  Yes, he need.
/No, he neednt.