31.    Mike plays tennis at       (little) twice a week.

Exercise is very important. We all need to exer?cise. Doctors say it is good for us. It makes your heart and body strong. Children who often exercise are more athletic. This means they do better in tests and schoolwork than those who don't exercise.

There are many ways to exercise. You can walk, run, swim or play ball games and so on. But you have to like what you are doing. And you should exercise enough but not too much. It is best to exercise twice each week. Thirty minutes every time is enough.

You can exercise at fitness(健康)centers. They have a lot of equipments (设备)there. The equipment will help exercise your arms, legs and other parts of  . Exercising can be fun. Friends can exercise together at a fitness center, or you can play sports together.

根据短文内容，完成下列各题。

26.    Who do better in tests and schoolwork, the children that often exercise or not?

27.    Fill in the blank in paragraph 3 with proper words.

28.    Translate the underlined sentences into proper Chinese.

29.    Which sentence in the passage can be replaced by the following one " You'd better exercise twice each week. "?

   30.    What does this article mainly tell us?

Henry and Bill are good friends, but they never see each other. They come from 16 countries. Henry is from the USA, and Bill is from England. They both have computers and often talk on the 17   . Now they are talking about how to 18 in good health.

Henry thinks doing exercise is good 19 his health. He plays many kinds of sports 20 the house. But he doesn't think 21 exercise is good. He also thinks good eating habits are important. Vegetables and fruit 22 his favorite. He never eats junk food. He says, "Most kids love it, 23 I don't. 

Bill agrees with Henry.  He often plays sports and eats  24     food.   He thinks     25 enough
water every day is good for his health.
(       )16. A   same   B,   the same C.  different    D. difference

(       )17. A.   TV  B. Internet  C.  telephone  D. letter

(       )18. A.   exercise   B. make C.   keep   D. take

(       )19. A.   for    B. at C.   to   D. in 

(       )20. A.  on   B. out C.  outside   D. with

(       )21. A. too much   B. too many C.  much too  D. many too

(       )22. A.   is  B. are C. were   D. was

(       )23. A.  though  B. so C.  but   D. because

(       )24. A. healthy   B. health C.  junk  D. unhealthy

(       )25. A.  drink B. drinking C.  take  D. taking

(       )15.   Some children       drink milk _________________  all.

A.   doesn't； in       B.  don't; at
C.   isn't； of      D.   doesn't； at

(       )14.  ―       do you play the piano?

    ―Every day.

          A.   How many       B.   How much
           C.  How long        D.   How often

(       )13.      is very interesting to go boating.

A.  It's            B. This

C.  That            D. It

(       )12.   Grace thinks      is the best way       

        A.   exercise; relax

B.    to exercise; relaxing

C.    exercising; to relax

D.   exercising; relax

(       )11.   I was      that they never used the Internet.

A.   surprise         B. surprising

C.  surprised          D. surprises

(       )10.      you should tell her the news.

A.   May be          B. Maybe

C.   May is           D.   Maybe is

(        )9.   The old woman wants us her       with housework.
     A.  help      B.  to help

    C.  helps      D. helping