从方框中选择适当的答语完成下面的对话，并将选项字母填入答题卡上相应题号的横线上，备选答语中有两项为多余选项．

A： Can I help you？

B：（1）______

A： How long have you been like this？

B： Since two weeks ago．

A： Let me have a look．（2）______

B： I work in an office．

A： Do you play computer games？

B： Yes， a lot．（3）______

A： Mm， that is it．

B：（4）______

A： Nothing serious． You spend too much time in front of the computer．

B： What can I do？

A：（5）______ Don't play computer games too much．

B： Ok， I'll take your advice． Thank you．

A． I usually play games late at night．

B． I want to buy some music CDs．

C． What's the matter with me？

D． Where do you work？

E． Stand up and do some exercise from time to time．

F． Well， I've got a pain in my back．

G． Do you have breakfast？