大學(xué)英語4課后題答案

　　PartII Text A

　　Vocabulary

　　1.

　　1)alliance 2)at the cost of 3) stroke 4) limp

　　5)minus 6) regions 7)declarations 8) siege

　　9)raw10) bide his time 11)have taken their toll 12) in the case of

　　2.

　　1)is faced with 2) get bogged down 3) is pressing on / pressed on

　　4)drag on 5)get by 6) dine out

　　7)have cut back 8) get through

　　3.

　　1)The rapid advance in gene therapy may lead to the conquest of cancer in the near future.

　　2)Production in many factories has been brought to a halt by the delayed arrival of raw materials due to the dock workers’ strike.

　　3)Sara has made up her mind that her leisure interests will/should never get in the way of her career.

　　4)Obviously the reporter's question caught the foreign minister off guard.

　　5)The introduction of the electronic calculator has rendered the slide rule out of date / obsolete.

　　4.

　　1)Being faced with an enemy forces much superior to ours, we had to give up theoccupation of big cities and retreat to the rural and mountainous regions to build up our bases.

　　2)Unity is crucial to the efficient operation of an organization.Failure to reckon withthis problem will weaken its strength. In many cases, work may be brought to a halt by constant internal struggle in an organization.

　　3)The Red Army fought a heroic battle at Stalingrad and won the decisive victory against the Germans.In fact, this battle turned the tide in the SecondWorld War. During this famous battle, the Soviet troops withstood the German siege and weakened the German army by launching a series of counterattacks.

　　II.More Synonymsin Context

　　1)During the First World War, battles occurred hereand there over vast areas.Some of the

　　most dramatic fighting took placein the gloomy trenches of France andBelgium.

　　2)Elizabethmade careful preparations for the interview and her efforts /homeworkpaid off.

　　3)1 spent hours trying to talk him intoaccepting the settlement, but he turneda deaf ear to all my

　　words.

　　4) Pneumoniahadseverely weakened her body, and I wondered how her fragilebodycouldwithstand the harsh weather.

　　III. Usage

　　1)But often it is not until we fall ill  that we finally learn to appreciate   good health.

　　2)A rich old lady laydead at home for two weeks—and nobody knew     anything about it.

　　3)It's said he dropped dead from a heart attack when he was at work

　　4)Don't sit too close to the fire to keep warm—you could easily get      burned,especially if you fall asleep.

　　5)In those days people believed in marrying young and having children early.

　　6)Little Tom was unable to sit still for longer than a few minutes.

　　ComprehensiveExercises

　　I.Cloze

　　1.

　　1.invasion 2. stand in the way 3.conquest 4. catching...off his guard

　　5.launching 6. declaration 7. campaign8. drag on

　　9.reckon with 10. bringing...to a halt

　　2.

　　1.allow 2. reckoned 3. highly 4. forecasts

　　5.rapidly6. instant 7.delivery 8. advantage

　　9.observing10. powerful

　　II. Translation

　　1.1)Mr. Doherty and his family are currently engaged in getting the      autumn harvest in on the farm.

　　2) Wemust not underestimate the enemy. They are equipped with the most sophisticated weapons.

　　3)Having been cut of a job/Not having had a job for 3months, Phil is     getting increasingly desperate.

　　4)Sam, as the project manager, is decisive, efficient, and accurate in   his judgment.

　　5)Since the chemical plant was identified as the source of solution, the village neighborhood committee decided to close it down at the cost of 100 jobs.

　　2.

　　The offensive had already lasted three days, but we had not gained     much ground. Our troops engaging the enemy at the front were faced   with strong/fierce/stiff resistance.The division commander instructed   our battalion to get around to the rear of the enemy and launch a          surprise attack. To do so, however, we had to cross a marshland and   many of us were afraid we might get bogged down in the mud. Our       battalion commander decided to take a gamble. We started under cover of darkness and pressed on in spite of great difficulties.By a stroke of   luck, the temperature at night suddenly dropped to minus 20 degrees   Celsius and the marsh froze over.Thanks to the cold weather, we arrived at our destination before dawn and began attacking the enemy from  the rear. This turned the tide of the battle.The enemy,caught off guard, soon surrendered.

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