题目内容：

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Every person needs water and a diet of healthy foods. These foods should       some fat, some fiber, a little salt and so on.

     People need energy       . They eat different kinds of food which change into energy. The energy is_      in calories. Even when you       , you are using energy - about 65 calories an hour.      you are at school, or walking home, your body is burning up 100 calories an hour. When playing football or basketball, you _      be using 400 calories an hour. _      Sports Day, during the relay race, you will use most of all,      as much as 650 calories an hour.

     The Chinese diet is considered to be the healthiest in the world. It contains a lot of fruit and green vegetables. It is       in fiber and low in sugar and fat. The Chinese eat       sugar than many other countries in the world. That is       lots of people in China have healthy white teeth.

     People in the Western world do not eat such healthy foods. They eat       fat and sugar and don’t take enough       . Because of this, they       weight very easily. Their diet contains a lot of fat in the       of potato crisps, potato chips, butter, cream and chocolate. They eat a lot of sugar       exists in cakes, soft drinks,      and so on.

     The result is that many of them become fat.      some have bad teeth. In some parts of Britain, one person in ten,      the age of thirty, has had no teeth       .

1.A. include          B. contain        C. keep           D. gain

2.A. for life         B. to live         C. to live in    D. for a living

3.A. measuring    B. taken    C. measured    D. measure

4.A. are asleep   B. fall asleep   C. go to sleep    D. go to bed

5.A. While           B. During   C. Although   D. If

6.A. must            B. can’t    C. need     D. might

7.A. At    B. On   C. In    D. With

8.A. surely       B. usually     C. perhaps     D. hardly

9.A. rich         B. poor    C. good     D. bad 

10.A. more   B. larger   C. less    D. smaller

11.A. how          B. why   C. what     D. that

12.A. much too     B. many too  C. too many    D. too much

13.A. exercises    B. food    C. work     D. exercise

14.A. put on       B. gain on   C. get on    D. put up

15.A. type         B. form    C. kind     D. sort

16.A. what   B. which   C. as    D. whose

17.A. sweets       B. sweet    C. candy bar   D. sweet thing

18.A. But          B. Or    C. And     D. So

19.A. at         B. for     C. with      D. by

20.A. left    B. leave   C. leaving   D. to leave