问题补充：
—Nice to meet you.
—.
A. Nice to meet you, too
B. Good afternoon
C. Goodbye
D. How do you do
答案：
(答案→)A. Nice to meet you, too
B. Good afternoon
C. Goodbye
D. How do you do
解析：A. Nice to meet you, too我也很高兴见到你；B. Good afternoon下午好；C. Goodbye 再见 D. How do you do你好。句意：很高兴见到你。故选A.
