2.I go shopping (一周三次).

3.Vegetables are (对......有好处)our health.

4.Most students use internet (为了好玩)and not for homework.

5.He plays soccer (至少) four time a month.

6.We found only (百分之十五) of the students exercise every day.

7. --_________ _______(多久一次)does your brother exercise? --Every day.

8.She is (一个五岁的) girl.

9.Her parents are not very because she (几乎从不)helps with housework.

10.We think （放松的最好办法）is through exercise.

IV.句型转换（10分）

1..I always eat junk food，(改为否定句)

I __________ eat junk food.

2.I seldom(几乎不)eat junk food.(改为同义句)

I______ _________ eat iunk food.

3.Mary is 16 years old.(改为同义句)

Mary is girl.

4.I go to school five days a week.(提问)

　 do you go to school a week?

5. I sleep nine hours every night. (对画线部分提问)

________ _______ do you sleep？

6.Do you want to come? (同义句)

you to come?

7.She usually watches TV for over two hours a day.(同义句)

　She usually watches TV for two hours a day.

8.He never goes shopping on weekend, ?(改为反意疑问句)

9..She has a healthy eating habit.(改为同义句)