1. (2021三下·项城月考) 给下列句子选择恰当的答语。

⑴Hi, Wu Binbin. A. Yes, she is.

⑵Who's he?  B. Hi, Chen Jie.

⑶Is she your mum?  C. Nice to meet you, too.

⑷Nice to meet you.  D. He's my brother.