你不知道这个图形里有几个圆，你会问：
A. How many circles are there?
B. How many squares are there?
C. How many triangles are there?.
你想知道远处的东西是什么，应该问：
A. What’s this?
B. What’s it?
C. What’s that?
跟别人初次见面，应该说：
A. How are you?
B. Nice to meet you.
C. How do you do?
你像把好朋友Jimmy介绍给大家，应该说：
A. This is Jimmy.
B. He is Jimmy.
C. That is Jimmy.
别人给你吃东西，如果你不想吃，你应该说：
A. Yes, thank you.
B. No, that’s OK
C. No, thanks.