John ,you need not do your work today,you--do it tomorrow if you are tired.a,must b may c can not
题目
John ,you need not do your work today,you--do it tomorrow if you are tired.a,must b may c can not
i am sorry i did not win the game .-well,that is ok,you ---win every time.A must not B can not C should not D may not
请说明原因谢谢
D 为什么?有两个问题,
答案
选B、can not
A、must not：禁止
B、can not:
C、should not:不应该
D、may not:可能不
按意思应选B
举一反三
已知函数f（x）=x，g（x）=alnx，a∈R．若曲线y=f（x）与曲线y=g（x）相交，且在交点处有相同的切线，求a的值和该切线方程．
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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