Is Bob your brother?A.no,it isn't.B.no,he isn't.C.no,she isn't.选择哪个更恰当 为什么啊 ……

问题描述:

Is Bob your brother?A.no,it isn't.B.no,he isn't.C.no,she isn't.选择哪个更恰当
为什么啊 ……