听录音，根据录音内容选择正确的答语。
1.A.They are playing chess.
B.He is playing chess.
C.They are in the woods.
2.A. Yes, he is.   B. Yes, she is.   C. Yes, it is.
3.A.Yes, they are.  B.Yes, I am.      C.Yes, she is.
4.A. Yes, you may.
B.No,you can’t.
C.Sure.Hold on,please
5.A:He is drawing.
B.She is planning trees.
C.They are having a picnic.