——Mr John, we must hand in our homework today, ______? ……

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——Mr John, we must hand in our homework today, ______? ……
20.——Mr John, we must hand in our homework today, ______?
——No, you _____. But you must bring it to school tomorrow.
A.needn’t we ; mustn’t
B.mustn’t we ; needn’t
C.mustn’t you ; mustn’t
D.needn’t we ; needn’t
解释所选的答案

B
must否定回答是用NEEDN'T

——Mr John, we must hand in our homework today, ______? …… --Mr.john,we must hand in our homework today,_______? 1.— Must we hand in our homework now? Must we hand in our homework tomorrow must we hand in our homework now? must we hand in our homework today?yes,you ____/no ,you ____ -Mr.Wu,must we hand in our reports today?-No,you ___.A.mustn We must hand in our homework _____ time. Must we hand in our exercise books today? must I hand in my homework today Must we hand in our exercise books today?中的HAND是什么意思 We must hand in our homework ________( in time,on time).