怎样区分need在句子中是做实义动词还是情态动词?比如说Your room is a mess.You need_____it_____(clear,up)用所给词的适当形式填空.第一个空该填to clear还是clear?
问题描述：
怎样区分need在句子中是做实义动词还是情态动词?
比如说Your room is a mess.You need_____it_____(clear,up)用所给词的适当形式填空.第一个空该填to clear还是clear?
答
to clear,这句中是一般的实义动词，做情态动词一般在否定句中，做情态动词后面跟动词原形，实义动词一般为need to do sth.
答
to clear.
1)做实意动词时后面加to do或名词。否定形式为don't need
如：she can't come out now because she need to finish her homework first
i don't need water.
2)做情态动词时后面加do即动词原形。否定形式为needn't.
you needn't come here so early.
答
答案:to clear...up1.need 作实义动词(也叫行为动词)时,可用于肯定,否定,疑问各种句型,与其它的实义动词在语法用法上一样,后面跟另一个动词时,要说 need to do.例句:I need to clean my shoes.Does he need to lock ...