need可做情态动词,但通常以否定形式出现Must I wash the dishes?否定回答:No,you need

need可做情态动词,但通常以否定形式出现Must I wash the dishes?否定回答:No,you need't.
只是must开头的时候才会吗?can should呢?
1.He does not need________(do) too much homework.
2.You need to eat more vegetbables.(改为否定句)
只抽希尔 1年前 已收到2个回答 举报

曹廷猪 幼苗

共回答了25个问题采纳率:96% 举报

Must I wash the dishes?否定回答:No,you need't.对
Can I...Yes,you can.No,you can't
Should I...?    Yes,  you  should.  No,  you  shouldn't.
1.He does not need_to  do_______(do) too much homework.    因为前面用助动词does了,所以这里need是实义动词,要用to  do
2.You need to eat more vegetbables.(改为否定句) 
You  don't  need  to  eat  more  vegetables. 
因为need 后面没有用动词原形,而加了to  do,所以这里是实义动词

1年前

4

feixingshizhe 幼苗

共回答了20个问题 举报

问句的意思是:我必须要洗碗吗?
回答显得合理一点的话就要用needn't,意为不必,也就是不是一定要洗。如果用mustn't,意为禁止,常用于标语中,用在这种回答不合适。
而can should 开头的问句一般就用它们回答。
例如:can i ask you some questions?
yse,you can.
...

1年前

0
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