邁克牙疼，他正在醫(yī)院看牙醫(yī)．請(qǐng)編寫一段對(duì)話，不少于5句話．
Dentist：

What's the matter？

What's the matter？

Mike：

I have a toothache．

I have a toothache．

Dentist：

Open your mouth and let me have a look．

Open your mouth and let me have a look．

Mike：

OK．

OK．

Dentist：

You should brush your teeth twice a day and you shouldn't eat too much sweet food．

You should brush your teeth twice a day and you shouldn't eat too much sweet food．

Mike：

OK，I will．Thank you．

OK，I will．Thank you．