问个英语问题what is A and B means还是what are A and B mean?还是what is
3个回答

what is A and B means?不对

what are A and B mean?不对

what is A and B mean?不对

如果是主系表结构 如果a and b 是一个整体

应该是what is the meaning of A and B

或者 what is A and B ‘s meaning?

如果 a and b 是两个不同的 东西

应该是what are the meanings of A and B

或者 what are A's and B's meanings?

如果是 主谓宾结构 a and b 是一个整体

应该是what does A and B mean?

如果 不是 一个整体

应该是 what do A and B mean?