人教版精品英语资料（精校版）必修三 Unit 2Healthy eating单元测试3笔试部分：I. 单项选择1. It looks like rain, so youd better _ without an umbrella.A. goB. not to goC. goingD. not go2. The children are full of _. They have been playing all day long without resting.A. forceB. powerC. energyD. strength3 She became fatter and fatter, so the doctor advised her _.A. losing weightB. to lose weight C. to keep weightD. to gain weight4. Since your brother is in trouble, you _ give him a hand.A. needB. could C. mightD. should 5. Lets go to a movie after work, OK? _ A. Not at all. B. Why not? C. Never mind. D. What of it?6. I was really anxious about you. You _ home without a word. A. mustnt leave B. shouldnt have left C. couldnt have left D. neednt leave7. Black holes _ not be seen directly, so determining the number of them is a tough task.A. canB. shouldC. mustD. need8，I think he could have joined us, but he _A. doesnt B. did C. didnt D. couldnt9 .Did you visit the famous museum?No, we _, but we spent too much time shopping.A. could have visited B. must have visited C. can t have visited D. shouldnt have visited10. You know that you were driving 100 km an hour, dont you? No officer, I _. This car doesnt do more than 80.A. may not have been B. couldnt have been C. mustnt have been D. shouldnt have been11. Where is Jack? I cant find him anywhere. He _ his homework upstairs.A. might have done B. must have done C. might be doing D. must do12. Mr. White _ at 8:30 for the meeting, but he didnt turn up.A. should have arrivedB. should arriveC. should have had arrivedD. should be arriving13. We _ last night, but we went to the concert instead.A. must have studied B. might studyC. should have studied D. would study14. No potatoes for meIm _ a diet.A. at B. in C. on D. with15，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 toII 完形填空阅读下面短文，掌握其大意，然后从各题所给的四个选项（A、B、C和D）中，选出最佳选项，并把答案写在答题卷上。Every person needs water and a diet of healthy foods. These foods should contain some fat, some fiber, a little salt and so on.People need energy 16 . They eat different kinds of food which change into energy. The energy is 17 in calories. Even when you 18 , you are using energy about 65 calories an hour. 19 you are at school, or walking home, your body is burning up 100 calories an hour. When playing football or basketball, you 20 be using 400 calories an hour. On Sports Day, during the relay race, you will use most of all, 21 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 22 in fiber and low in sugar and fat. The Chinese eat less sugar than many other countries in the world. That is 23 lots of people in China have healthy white teeth.People in the Western world do not eat such healthy foods. They eat 24 fat and sugar and dont take enough 25 . Because of this, they 26 weight very easily. Their diet contains a lot of fat in the 27 of potato crisps, potato chips, butter, cream and chocolate. They eat a lot of sugar which exist in cakes, soft drinks, 28 and so on. The result is that many of them become fat. 29 some have bad teeth. In some parts of Britain, one person in ten, 30 the age of thirty, has no teeth left.16. A. for lifeB. to live C. to live withD. for a living17. A. measuringB. takenC. measuredD. measure18. A. are asleepB. fall asleepC. go to sleep D. go to bed19. A. WhileB. DuringC. AsD. If20. A. mustB. canC. needD. might21. A. surelyB. usuallyC. perhapsD. hardly22. A. richB. poorC. goodC. bad23. A. howB. whyC. whatD. that24. A. much tooB. many tooC. too manyD. too much25. A. exercisesB. foodC. workD. exercise26. A. put onB. gain onC. get onD. put up27. A. typeB. formC. kindD. sort28. A. sweetsB. sweetC. candy barD. sweet thing29. A. ButB. OrC. AndD. So30. A. atB. forC. withD. byIII阅读理解阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项 AHow Americans Began to Eat TomatoesPeople have strange ideas about food. For example, the tomato is a kind of very delicious vegetable. It is one of useful plants that can be prepared in many ways. It has rich nutrition and vitamin in it. But in the 18th century, Americans never ate tomatoes. They grew them in their gardens because tomato plants are so pretty. But they thought the vegetable was poisonous (有毒的). They called tomatoes “poison apples.”President Thomas Jeff