人教版 2019 必修第一册 Unit 3 真题训练 1.(2013﹒江苏) Shortly after suffering from a massive earthquake and ______ to ruins, the city took on a new look. A. reducing B. reduced C. being reduced D. having reduced 2.(2013﹒江西) Only when he apologizes for his rudeness ____to him again. A. I will speak. B. will I speak. C. do I speak. D. I speak. 3.(2013﹒江西) If _____ to look after luggage for someone else, inform the police at once. A. asked B. to ask C. asking D. having asked 4.(2013﹒湖南) Every day ________ a proverb aloud several times until you have it memorized. A.read B.reading C.to read D.reads 5.(2013﹒湖南) The university estimates that living expenses for international students ________ around $8，450 a year, which ________ a burden for some of them. A.are；is B.are，are C.is，are D.is，is 6.(2013﹒湖南) Not once ________ to Michael that he could one day become a top student in his class. A.occurred it B.it did occur C.it occurred D.did it occur 7.(2013﹒辽宁) At no time _____ the rules of the game. It was unfair to punish them. A. they actually broke C. did they actually break B. do they actually break D. they had actually broken 8.(2013﹒上海) Among the crises that face humans ______ the lack of natural resources. A. is B. are C. is there D. are there 9.(2013﹒四川) Read this story, ______ you will realize that not everything can be bought with money. A. or B. and C. but D. so 10.(2013﹒天津) It was not until near the end of the letter ______ she mentioned her own plan. A. that B. where C. why D. when 11.(2013﹒全国卷 II) I was glad to meet Jenny again, ____ I didn't want to spend all day with her. A. but B. and C.so D. or 12.(2013﹒全国卷 II) It was only after he had read the papers ______ Mr. Gross realized the task before him was extremely difficult to complete. A when B. that C. which D. what 13.(2013﹒全国卷 II) Only by increasing the number of doctors by 50 percent ______ properly in this hospital. A. can be the patients B. can the patients be treated C. the patients can be treated D. treated can be the patients 14.(2013﹒浙江) There are some health problems that, when ______ in time, can become bigger ones later on. A. not treated B. not being treated C. not to be treated D. not have been treated 15.(2013﹒重庆) It's not easy to change habits, ______ with awareness and self-control, it is possible. A. for B. or C. but D. so 16.(2013﹒重庆) It was with the help of the local guide ______ the mountain climber was rescued. A. who B. that C. when D. how 17.(2014﹒重庆)—I spent two weeks in London last summer. —Then you must have visited the British Museum during your stay, ________ you? A. mustn't B. haven't C. didn't D. hadn't 18.(2018 年，全国卷 II） 阅读下面短文，在空白处填入 1 个适当的单词或括号内单词的正确形式。 Diets have changed in China — and so too has its top crop. Since 2011, the country than rice. Corn production has jumped nearly 125 percent over 1.（grow）more corn 2. past 25 years, while rice has increased only 7 percent. A taste for meat is 3. (actual) behind the change: An important part of its corn is used to feed chickens, pigs, and cattle. Another reason for corn's rise: The government encourages farmers to grow corn instead of rice (improve) water quality. Corn uses less water 4. 5. rice and creates less fertilizer( 化 肥 ) runoff. This switch has decreased 6. (pollute) in the country's major lakes and reservoirs and made drinking water safer for people. According to the World Bank, China accounts for about 30 percent of total 7. (globe)fertilizer consumption. The Chinese Ministry of Agriculture finds that between 2005—when the government 8. (start) a soil-testing program 9. gives specific fertilizer recommendations to farmers --- and 2011, fertilizer use dropped by 7.7 million tons. That prevented the emission(排放) of 51.8 million tons of carbon dioxide. China's approach to protecting its environment while 10. (feed) its citizens "offers useful lessons for agriculture and food policymakers worldwide." says the bank's Juergen Voegele. 答案与解析 1.【答案】C 【解析】本题考查时间状语从句的省略用法。在遭受大地震，沦为废墟之后不久，这座城市就呈现出新的 面貌。Shortly after 在……之后不久，引导时间状语从句。时间状语从句中，当主语与主句主语一致时，为 避免重复，从句可用省略句。根据短语 reduce the city to ruins（使城市沦为废墟），可见 reduce 与逻辑主语 the city 构成被动关系，排除 A，D；而 and 连接两个并列成分，suffering from a massive earthquake and ______ to ruins，根据 suffering 的形式，确定答案为 being reduced。故选 C。 2.【答案】B 【解析】考查倒装句。只有当他为他的粗鲁道歉的时候，我才会再跟他说话。本题的第一个关键词是 only。当 only 放在句首，修饰副词、介词短语或状语从句时，主句用部分倒装。第二个关键点是 when 引 导的时间状语从句，有“主将从现”的用法，本题中从句用的是一般现在时，因此主句用一般将来时。 3.【答案】A 【解析】考查省略句。如果有人让你替别人照看