A. of useless B. of not use C. no use D. of no use

12. She _________ down her book and ________ in bed.

A. lay; laid B. laid; lay C. lay; lay D. laid; laid

13. No potatoes for me-I'm _______ a diet.

A. at B. in C. on D. with

14. The speed of cars and trucks is _____ to 30 kilometers per hour in large cities in China.

A. limited B. limiting C. limiting to D. limited to

15. Smoking is a bad habit. You should _________ it.

A. throw away B. get away with C. get rid of D. throw

第二节：完形填空（共20小题;每小题1.5分,共30分）

Everyone needs water and a diet 16 healthy foods. These foods should 17 some fat, some fiber, a little salt and so on.

People need energy to live. They eat all kinds of foods 18 change into energy. Our bodies use different 19 of energy. The energy is measured in calories(卡路里). The more 20 we take, the more calories we burn. Even when you are 21 , you are using energy---about 65 calories an hour. While you are at school, or walking home, your body is 22 up 100 calories an hour. When playing football or basketball, you might be using 400 calories an hour. On 23 Day, during the relay race, you will use most of all, perhaps as 24 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 25 in fiber and low in sugar and fat. The Chinese eat less sugar than many 26 countries in the world. That is 27 lots of people in China have white teeth.

People in the western world do not eat 28 healthy foods. They eat too much fat and sugar and don't take 29 exercise. Because of this, they 30 very easily. In order to 31 with the quick pace(步伐) of their life and work, they eat a lot of fast food. They eat a lot of sweets, soft drinks, potato crisps, chocolate, butter and ice cream and so on, 32 are called 33 food by some epicureans（美食家）. The result is that many of them become fat. In order to avoid 34__ fat and 35 it is advisable(明智的) to eat a balanced diet and not eat too many foods that have a high calorie rating.

16. A. above B. of C. at D. over

17. A. include B. hold C. contain D. make up