根据对话内容，从方框内的选项中选出能填入空白处的最佳选项，其中有两个为多余选项。
A: Mr Smith, you often help children. 1
B: Yes, of course. Children often write to me and ask me how to solve their problems.
A : 2
B: Many can't decide when to study and when to play. I think they should learn to achieve a balance between study and play,
A: I agree. Sometimes I get too much homework and 3
B: You must feel stressed out from time to time, right?
A: Yes. Can you give me some advice?
B: OK. 4
A : I see. Thanks for your advice.
B: 5
A．I don’t know which to do first．
B．What problems do most students have?
C．What’s your job?
D．You can talk to your teachers，parents or friendsE．Can you tell me something about your job?
F． It's so kind of you to tell me this．
G .You are welcome.
