当你的同学对你说Let's paint！你应回答：
A. Great !
B. Thank you.
C. Bye!
老师向你问:"How are you?"时，你应回答：
A. How are you?
B. Fine. Thank you.
C. How do you do?
认识新朋友时,你感到特别高兴,你会对他说：
A. Hello!
B. OK !
C. Nice to meet you！
上午，你见到熟人打招呼时，应该说：
A. Good afternoon！
B. I'm John.
C. Good morning！
当你想知道对方姓名时，应该说：
A. How are you?
B. What's your name？
C. Good morning!