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need和should 的区别.

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need和should 的区别.
如果有人知道请把另外几到题?
1.()I return the book to you today?
No.you().You( )keep it till tomorrow.
2.( ) I buy film tickets for you?
No,you()
3.You () not talk in class and you () listen carefully.
4.You look tired .YOu (0 have some sleep.
5.We ( ) watch TV so much.
6.We have got plenty of time.We ( )hurry道题补充一下。may,need,should的用法。
need和should 的区别.
1.(Must)I return the book to you today?
No.you(needn't).You(can )keep it till tomorrow.
2.( Must) I buy film tickets for you?
No,you(needn't)
3.You (must) not talk in class and you (must) listen carefully.
4.You look tired .YOu (need) have some sleep.
5.We (shouldn't ) watch TV so much.
6.We have got plenty of time.We ( needn't)hurry
may 一般表示可以,许可,也可表示推测.
need就是需要
should表示义务上道德上的应该,按道理应当.