听问句，选择答语。（1×5）
（1）A. He watches TV every evening.
B. He helped his friend with her English.
C. He is watching TV.
（2）A. Yes, I did.
B. Yes, I am.
C. Yes, I do.
（3）A. I came back from Shanghai.
B. I came back with my parents.
C. I came back the day before yesterday.
（4）A. You’re welcome.
B. Yes, you are right.
C. Thanks, mum.
（5）A. Sorry, I don’t know.
B. Great! That’s a good idea.
C. Yes, what is it?