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1、Unit 2 Healthy Eatingexercise第一节：单项填空从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，答案涂写在答题卡上。1，It looks like rain, so youd better _ without an umbrella.A. go B. not to go C. going D. not go2，The children are full of _. They have been playing all day long without resting.A. force B. power C. energy D. strength3，She b
2、ecame 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. need B. could C. might D. should 5，Lets go to a movie after work, OK? _ A. Not at all. B. Why not? C. Never mind. D. W
3、hat of it?6，I was really anxious about you. You _ home without a word next time. 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 join
4、ed 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 _.
5、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
6、 didnt show 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 study C. should have studiedD. would study14，No potatoes for meIm _ a diet.A. at B. in C. on D. with15，The speed of
7、 cars and trucks is _ to 30 kilometers per hour in large cities in China.A. limited B. limiting C. limiting to D. limited to第二节：完形填空阅读下面短文，掌握其大意，然后从1625各题所给的四个选项（A、B、C和D）中，选出最佳选项。A young woman went to her mother and told her about her life and how hard things were for her. She did not know how she w
8、as going to 16_ it and wanted to give up. Her mother took her to the kitchen. She filled three pots 17_ water and placed each one on a high fire. In the first one she placed carrots; in the second she placed eggs; and in the last she placed coffee beans（咖啡豆）. About twenty minutes later she 18_ the b
9、urners. She got the carrots, eggs, and coffee from the three bowls. Turning to her daughter, she asked, “Tell me, what do you see?” The daughter then asked, “ What does it mean, mother?” Her mother explained that 19_ of these objects had 20_ the same adversity (困境) boiling water. Each reacted (反应) d
10、ifferently. The carrot was strong and hard at the beginning. 21_ , after being put into the boiling water, it softened and became 22_ . For the egg，its inside became hardened. However, the coffee beans were special. 23_ they had been put in the boiling water, they changed the water.Then she asked he
11、r daughter, “When adversity knocks on your door, how do you 24_ ? Are you a carrot, an egg or a coffee bean?”When you, a student, meet some difficulties, try to act like the bean and 25_ the situation around you. When things are at their worst, or the hour is the darkest, remember to ask yourself, “
12、Am I being a carrot, an egg or a coffee bean?” 16. A. deal with B. do with C. drive away D. benefit from17. A. on B. of C. with D. at18. A. turned off B. put off C. got off D. kept off19. A. one B. each C. every D. none20. A. faced B. took C. gained D. ridded21. A. Otherwise B. However C. Therefore
13、D. Although22. A. slim B. crisp C. strong D. weak23. A. After B. Before C. Till D. Unless24. A. benefit B. limit C. react D. balance25. A. lead B. change C. follow D. strengthen第三节：阅读理解第一节：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。How Americans Began to Eat TomatoesPeople have strange ideas about food. For
14、 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.
