阅读理解。根据短文内容填空。

     I'm Philip. One day, I had a bad toothache. I couldn't eat anything. So I went to see the dentist.

     "What's wrong with your teeth?" asked the dentist.

     "I have a toothache," I told him.

     "Let me see your teeth… Um, there's a hole (洞) in one of the teeth. Do you eat a lot of sweet food?"

the dentist asked me.

     "Yes, I do. I often eat ice cream, biscuits, chocolates and I often drink colas and milk with sugar," I

told him.

      "All these are bad for your teeth. You must eat less sweet food and brush your teeth at least twice a

day. Now let me fill your tooth," said the doctor.

      A few minutes later, I felt much better.

1. Philip's              hurt badly one day.

2. The dentist found              in one of the teeth.

3. Philip had a bad toothache because he             .

4. The dentist told Philip that he had better             .

5. After the dentist            , Philip felt much better.