选择适当的词补全对话，将其写在横线上。
take lot brush times well matter give thank check-up toothache
Doctor: What’s the1．with you, Mary? You don’t look 2．.
Mary: I have a 3．.
Doctor: Let me 4． your a 5．first. Open your mouth,…Oh, you have a bad tooth. Do you eat a 6． of sweet?
Mary: Yes, I do. I like sweet food best. I often eat candy and chocolate.
Doctor: How often do you 7． your teeth?
Mary: Once a day.
Doctor: Oh dear! You should brush your teeth twice a day. And 8． this medicine three 9． a day.
Mary: OK, 10．you, Doctor.
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