1. (2020三上·淮安期中) 给下列图片选择合适的对话。

⑴	A. —This is my mother. —Good morning.
⑵	B.—Are you Mike? —Yes, I am.
⑶	C. —This is Wang Bing. He's my friend. —Hello, Wang Bing.
⑷	D. —Good afternoon, class. —Good afternoon, Miss Li.