题目内容：

What should we do to keep healthy? One important way is to exercise_________. The Smiths try to exercise every day. Mr. Smith _________ exercise in the morning because he must go to work at seven o'clock. __________ he runs every evening. He walks to school a lot, __________. After school he__________ different sports with his friends. Mrs. Smith goes to a yoga(瑜伽)class __________.

But Mr. and Mrs. Smith used to _________everywhere in their car, even to the drugstore (药店) two blocks (街区)away. They thought they had to use the car all the time. They wouldn't walk.

The Smiths both __________better now. They believe they shouldn't be lazy.

We _________exercise every day,  but we should try our__________to exercise as often as possible.

1.A. often    B. sometimes    C. little    D. few

2.A. may not    B. should not    C. would not    D. cannot

3.A. Although    B. Or    C. But    D. And

4.A. either    B. also    C. too    D. as well

5.A. watches    B. plays    C. loves    D. likes

6.A. in two weeks    B. two weeks ago    C. after two weeks    D. twice a week

7.A. ride    B. drive    C. fly    D. walk

8.A. have    B. make    C. feel    D. like

9.A. needn't    B. don't    C. mustn't    D. won't

10.A. best    B. good    C. well    D. better