Unit 6 Lesson 4 15分钟基础通关练

Unit 6 Lesson 4 15分钟基础通关练一、单项填空1. Apart from the shortage of water and food, the survivors of the earthquake in Haiti are _ the terrible plague.A. at the mercy of B .in charge of C. in search of D. as a result of2.After a long discussion about the advantages（优势）and disadvantages of the plan, they finally came to a(n) _that it was practical.A. decision B. opinion C. conclusion D. imagination3. You cannot imagine how she finished the race _ her foot wounded so badly.A. for B. when C. with D. while4.What about the rent? _You can pay weekly or monthly. A. Its up to you B. Thats all right C. You cant miss it D. Not at all5. Before agriculture _, people made their living by hunting wild animals and their life was _of nature.A. came into being; at the mercy B. was born; in the mercyC. began to exist; in danger D. appeared; with the mercy6. _, he was_ after the long race.A. Clear; holding his breath B. Clearly; out of breathC. Clear; held his breath D. Clearly; breathed7. Were all ready to put it into practice, _, were going to take action as fast as possible.A. on the whole B. in general C. in conclusion D. in other words8. With some effective measures _, the traffic condition of the city has been further improved.A. taking B. taken C. to take D. being taken9. He had a _ escape from death in the car crash, which was lucky for him.A. narrow B. complete C. tiny D. close10. What conclusion did you _ from the facts? Which of the following cant be chosen?A. draw B. come to C. reach D. find11. By the time European explorers arrived in America in the 1400s, native Americans _about 700 types of corn already.A. have grown B. had grown C. were growing D. have been growing12. The teenager seemed to be a good driver; _,I didnt dare to travel in his car.A. therefore B. so C. even though D. even so13.Im sure ghosts do not exist. _I have never seen one.A. First of all B. Now and then C. Day and night D. A t least14.This is Jackson. Can I speak to Peter?_,please. Ill see if I can find him for you.A. Hold up B. Hold on C. Hold out D. Hold off二、根据汉语释义写出单词的正确形式1.I dream of buying a_（村舍）in the country.2._（怜悯）falls like the gentle rain from heaven.3.Our springs are rainy and cold, and very_（潮湿的）,while our summers are very hot.4.It is unwise to_（洗澡）immediately after a meal.5.We built a_（栅栏）around the yard to keep the dog in.6.The wide road_（变窄）before crossing another river.7.Our teacher also taught us about how _ （垃圾）is reused.8.Dont jump to_（结论）;we have to figure it out first.参考答案与解析一、1.A 句意：除了缺少水和食物，海地地震中的幸存者还深受瘟疫之苦。A项意为“任凭摆布”；B项意为“负责”；C项意为“寻找”；D项意为“由于的结果”。根据句意和词义选择A项。2.C 句意：对这项计划的优势和不足经过长时间的讨论之后，他们最终得出的结论是此计划是切实可行的。A项意为“决定”；B项意为“意见”；C项意为“结论”；D项意为“想象”。既然句中有a long discussion， 所以C项为最佳答案。3.C 句意：她的脚伤得那么厉害，你想象不到她是怎么跑完比赛的。本句考查介词with构成的复合结构“with+宾语+done”，四个选项中只有C项用于复合结构。4.A 句意：“房租怎么办？”“你定吧。你可以周付，也可以月付。”A项意为“由你决定”；B项意为“好吧”，表示同意或赞同；C项意为“你不会错过的；你不会找不到的”；D项意为“不用谢”。根据句意和词义选择A项。5.A 句意：在农业出现之前人们以狩猎为生，他们的生活在大自然的支配之下。第一空意为“出现，形成”，四个选项都可以。第二空意为“受的支配”，只有at the mercy of符合结构，故选择A项。6.B 句意：很明显，长跑之后他上气不接下气。第一空应该使用副词形式作状语；hold his breath意为“屏住他的呼吸”，out of breath意为“上气不接下气”，breathe为动词，意为“呼吸”，根据句意B项。7.D 句意：我们都准备好将其付诸实施，换句话说，我们要尽快采取行动了。A项意为“总的来说，一般说来”；B项意为“一般说来”；C项意为“总之，最后”；D项意为“换句话说”。根据前后两句话之间 的关系可知，后句话是对前句话的解释，故选择D项。8.B 考查介词with构成的复合结构“with+宾语+宾语补足语”。句意：由于采取了一些有效措施，城市的交通状况得到了进一步的改善。由于动词take和宾语measures之间是动宾关系，并且动作已经完成，故使用过去分词形式作宾语补足语。9.A 句意：在车祸中他死里逃生，对他来说真是太幸运了。A项本意为“狭窄的”，还可意为“勉强的，差一点的”，用于narrow escape时表示“死里逃生，险些遇险”，符合题意。如选B项“完全的”，则与was lucky for him不符。C项意为“微小的”；D项意为“亲密的”，都与题意不合。10.D 句意：从这些事实中你能得出什么结论？英语中“得出结论”可以用come to/arrive at/draw/reach a conclusion来表示，故选择D项。11.B 句意：当欧洲探险家于十五世纪到达美洲时，美国土著居民早已开始种植大约700种谷物。A，D均为现在时态，C为过去进行时，排除后可知B过去完成时表示当时的情况。12.D 句意：那位小伙子似乎开车不错，即使如此，我也不敢坐他的车旅行。even so表示“即使如此”，即用so代替前面出现的内容，相当于even if/though he seemed to be a good driver；even though表示“即使”，后接从句；so和therefore是连词，表示结果。13.D 句意：我确信鬼是不存在的，至少我从来没有见过。A项意为“首先”；B项意为“时常”；C项意为“日日夜夜”；D项意为“至少”。根据句意选择D项。14.B 句意：“我是