选择合适的答语

--Is this your bicycle?

--_______.

A. Yes, it isn't my bicycle

B. No, it is my bicycle

C. Yes, it is

用所给词的适当形式填空

Is this _____ (you) coat?

--______ is this?

--This is my friend, Dongdong.

--Is this a banana?

--____, _____ ______.　　　　

选择适当的单词

--Is this bag ______?

--No, it's not mine.

A. your　　 B. yours　　 C. hers