1 . You should brush your _________ (tooth) before going to bed.

2 . At ten thirty, I brush my __________ (tooth) and then I go to bed.

3 . —How many ________ does the child have?   
—Only four in the front.

A．ears

B．tooth

C．teeth

D．eyes

4 . I brush my t________ every day.

5 . 根据每小题所提供的图画情景和提示词，用英语写出一个与图画情景相符的句子。
1. now
________________________________
2. be going to
________________________________
3. fever, yesterday
________________________________
4. twice a day
________________________________
5. be bad for
________________________________

6 . We should brush our ________ every day.

A．tooth

B．hands

C．teeth

D．face

7 . I always brush my ______ (tooth) at seven o’clock.

8 . We should brush our t__________ (牙齿) carefully every morning.

9 . Sarah is going to the dentist, because she has a bad t________.

10 . My mother thinks apples can be good for my ________ (牙齿).