大学英语四级阅读理解试题及答案(四)(共4页).doc

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1、精选优质文档-倾情为你奉上大学英语四级阅读理解试题及答案（四）Passage FourQuestions 26 to 30 are based on the following passage.On Thursday afternoon Mrs. Clarke, dressed for going out, took her handbag with her money and her key in it, pulled the door behind her to lock it and went to the over 60s Club. She always went there on

2、Thursdays. It was a nice outing for an old woman who lived alone.At six oclock she came home, let herself in and at once smelt cigarette smoke. Cigarette smoke in her house? How? How? Had someone got in? She checked the back door and the windows. All were locked or fastened, as usual. There was no s

3、ign of forced entry. Over a cup of tea she wondered whether someone might have a key that fitted her front door-a master key perhaps. So she stayed at home the following Thursday. Nothing happened. Was anyone watching her movements? On the Thursday after that she went out at her usual time, dressed

4、as usual, but she didnt go to the club. Instead she took a short cut home again, letting herself in through her garden and the back door. She settled down to wait.It was just after four oclock when the front door bell rang. Mrs. Clarke was making a cup of tea at the time. The bell rang again, and th

5、en she heard her letter-box being pushed open. With the kettle of boiling water in her hand, she moved quietly towards the front door. A long piece of wire appeared through the letter-box, and then a hand. The wire turned and caught around the knob on the door-lock. Mrs. Clarke raised the kettle and

6、 poured the water over the hand. There was a shout outside, and the skin seemed to drop off the fingers like a glove. The wire fell to the floor, the hand was pulled back, and Mrs. Clarke heard the sound of running feet.26. Mrs. Clarke looked forward to Thursday because_. A. she worked at a club on

7、the day B. she said visitors on Thursdays C. she visited a club on ThursdayD. a special visitor came on Thursday27. If someone had made a forced entry, _. A. Mrs. Clarke would have found a broken door or window B. he or she was still in the house C. things would have been thrown about D. he or she w

8、ould have needed a master key28. On the third Thursday Mrs. Clarke went out_. A. because she didnt want to miss the club again B. to see if the thief was hanging about outside C. to the club but then changed her mind D. in an attempt to trick the thief29. The lock on the front door was one which_. A

9、 .needed a piece of wire to open it B. could he opened from inside without a key C. couldnt be opened without a key D. used a knob instead of a key30. The wire fell to the floor_. A. because Mrs. Clarke refused to open the door B. when the mans glove dropped off C. because it was too hot to holdD. b

10、ecause the man just wanted to get away答案：c a d b d十九 Water problems in the future will become nore intense and more complex. Our increasing population will tremendously increase urban wastes,primarily sewage. On the other hand, increasing demands for water will decease substantialy the amount of wat

11、er available for diluting wastes. Rapidly expanding industries which involve more and more complex chemical processes will produce large volumes of liquid wastes, and many of these will contain chemicals which are noxious. To feed our rapidly expanding population, agriculture will have to be intensi

12、fied. This will involve ever-increasingquantities of agricultural chemicals, From this , it is apparent that drastic steps must be taken immediately to develop corrective measures for the pollution problem.There are two ways by which this pollution problem can be dwindled. The first relates to the t

13、reatment of wastes to decrease their pollution hazard. This involves the processing of solid wastes prior to disposal and the treatment of liquid wastes, or efflunets,to permit the reuse of the water or minimize pollution upon final disposal.A second approach is to develop an economic use for all or

14、 a part of the wastes. Farm manure is spread in fields as a nutrient or organic supplement . Effluents from sewage disposal plants are used in some areas both for irrigation and for the nutrients contained. Efflunets from other processing plants may also be used as a supplemental source of water. Ma

15、ny industries, such as meat and poultry processing plants, are currently converting former waste products into marketable byproducts. Other industries are potential eonomic uses for waste products.1.The purpose of this passage is _.a.to alert the reader to the dwindling water supplyb.to explain indu

16、strial uses of waterc.to acquaint the reader with water pollution problemsd.to demostrate various measures to solve the pollution problem2.Which of the following points is NOT INCLUDED in the passage?a.In dustrial development incudes the simplification of complex chemical processes.b.Diluting wastes

17、 needs certain amount of waterc.Demands for water will go up along with the expanding populationd.Intensive cultivation of land requires more and more chemicals3.The reader can conclued that_.a.countries of the world will work together on polution problemsb.byproducts from wastes lead to a more pros

18、perous marketplacec.science is making great progress on increasing water suppliesd.some industries are now ,aking economic use of wastes4.The author gives substance to the passage through the use of _.a.interviews with authorities in the field of water controlsb.opinions and personal observationsc.definitions which clarify important termsd.strong arguments and persuasions5.The words prior to (para.2) probably mean_.a.afterb.duringc.befored.beyond答案:c a d b c 专心-专注-专业