答案：B

题目分析：Nice to meet you.的意思是很高兴见到你！回答也应是很高兴见到你！故选B。A. Hello. 用Hello回答。C. How are you. 回答是fine，Thank you.and you?D. Good morning.回答还是Good morning.

点评 ：英语日常对话习惯用语，和汉语对话有一定区别，所以平时注意积累和比较。