________________ to stay up to let me in;just give me a key.
A.There's no need for you B.You don't have
C.You are unnecessary D.It doesn't need
答案是选A。想问下为什么其他三个选项不可以。
A.There's no need for you B.You don't have
C.You are unnecessary D.It doesn't need
答案是选A。想问下为什么其他三个选项不可以。