补全对话（5AI小题，每小题2分，共10分）
根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意义连贯、完整。
A: You look a bit worried, Tony, What's wrong with you?
B:                                   .
A:  That's a problem. Can I offer you some advice?
B:                             .What do you think I should do?
A: I think that you should stop eating Loo much and                .It will help loseweight.
B: My parents have told me the same things, but I have lots of homework to do and I seem to have no time to exercise.
A: Body is more important than anything else. Exercise is the first.
B: Er, I think so .But                      ?
A: You can run for half an hour every day. It's also easy for you to walk quickly on your way home or to school.
B: That's a good idea. Thank you, Leon .
A:                   _.I hope it will help.