摘要： A. It’s B. This’s C. This is D. So is 名师点评 这是一个两小孩智斗小偷的故事.体现了两个小孩的机智勇敢.随机应变. 答案简析 A.home是副词.前面不加介词. B.外面天黑. B.open的形容词还是open.故选 was open, 表状态.意为“敞开着的. C.没看清对方的性别.容貌.常用it来指代之. B. have gone to 表示“去了.还没回来 .have been to 表示“曾经去过 . B.do some shopping为固定搭配 . A.固定结构not.-..until意为“直到--才-- . C.frightened 表示人内心的恐慌和害怕.而frightening则表示某物或某事令人害怕. B.a friend of one’s 表示“某人的一个朋友 . B.talk to sb表示“和某人交谈 .而speak to sb, say to sb均表示“对某人讲 . B. home如果前面不加冠词或物主代词.它则是副词.不能加to.反之则是名词.必须加to.故选to their home. C.那个小偷还在.故选still. D.catch sb by the arm表示“抓住某人的胳膊 . A.由just then 可知这里应用一般过去时. A. About 70,000,000 Americans are trying to lose weight. That is almost 1 out of every 3 people in the United States. Some people eat 1 food and they hardly have any fats or sweets. Others do running, exercise with machines, take medicines, or even have operations. 2 you can see losing weight is 3 work, and it will also cost a lot of money. But 4 do so many people in the United States want to lose weight? Many people in the United States worry about their look of the body. For many people, looking nice also means to be 5 . Other people worry about their health as many doctors 6 overweight is not good. Most people want to find an 7 way to take off fat, and books of this kind are very popular. These books tell people how to lose weight. Each year a lot of new books like these are 8 . Each one says it can easily help people take fat away. Losing weight can be 9 . Some overweight people go to health centres, like La Costa in California. Men and women 10 several hundred dollars a day at these health centres. People live there for one week or two, 11 exercise, eating different foods. Meals there may be just a little. All these work for losing weight. 12 4 days on the programme, one woman called Mrs. Warren lost 5 pounds . At $ 400 a day, she spent $ 320 to lose each pound. But she said she was still 13 to do so. Health centres, books, medicines, operations, running and exercise machines all 14 a lot of money. So in the United States, losing weight may mean losing 15 too.

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