同学们，如果你正在复习大学英语四级词汇的字母D部分，请跟我来。先做题，再认真阅读题后的讲解。看看收获如何。

　　1.The issue is how to of radioactive waste.

　　A.deal B.dispose C.disposal D.do

　　[答案与译文]B.问题是怎样处理放射性废料。

　　[辨析及搭配]A.deal(with)处理;应付;做生意。例句：I have dealt with this company for more than a decade.我已经与这家公司做了十多年的生意。B. dispose(of)处理;处置;除掉;去掉。例句：Man proposes，God disposes.谋事在人，成事在天。Dispose of these old newspapers!把这些旧报纸处理掉。C.disposaln.处理;处置。D.do处理;整顿;解决(问题)。

　　2.The trend of brain drain does the developing countries degrees of harm.

　　A.diver B.diversify C.diverse D.diversity

　　[答案与译文]C.人才外流的趋势不同程度伤害着发展中国家。

　　[辨析及搭配]A.diver n.潜水员。B.diversify v.使多样化。C.diverse adj.不同的。D.diversity n.多样性。此处只能用形容词diverse修饰名词。

　　3.Whether he could obtain his diploma or not greatly him.

　　A.disturbed B.distinguished C.distresses D.disputes

　　[答案与译文]A.是否能取得文凭极大地扰乱了他的心绪。

　　[辨析及搭配]A.disturb 扰乱;打扰。B.distinguish(between;from)区分;辨别。C.distress使悲痛;使忧伤。D.dispute 争论;辩论;争执。

　　4.All had to stay in the open space，esp.at night， for the of the warning of an earthquake.

　　A.donation B.domination C.destination D.duration

　　[答案与译文]D.在整个地震警报期间，大家只好(特别是在夜间)待在空旷的地方。

　　[辨析及搭配]A.donation 捐赠品;捐款。B. domination统治;控制;支配。C.destination 目的地。D.duration期间;持续时间。

　　5.The free market is with purchasers and merchants.

　　A.deliberate B.dense C.dependent D.desirable

　　[答案与译文]B.自由市场上云集买卖双方而一片繁忙。

　　[辨析及搭配]A.deliberate蓄意的;审慎的。B. dense(with)密集的;浓厚的;繁忙的。C.dependent依靠的;依赖的;以……而定。D.desirable值得要的;合心意的;悦人心意的。

　　6.Mr.Smith is used to reading his favorite academic over coffee.

　　A.digital B.digest C.digestion D.indigestion

　　[答案与译文]B.史密斯先生习惯于边喝咖啡边读他最喜欢的学术文摘。

　　[辨析及搭配]首先排除A.digital adj.数字的;数码的。后面三个是同根词：B.digest v.消化，领悟。n.文摘，摘要。C.digestion n.消化，领悟。D.indigestionn.消化不良。

　　7.Failure is the mother of success，so that hers hasn’t her，but encouraged her to redouble her exertions instead.

　　A.discharged B.discounted

　　C.discarded D.discouraged

　　[答案与译文]D.失败乃成功之母。所以她的失败没使她灰心丧气，反而使她加倍努力。

　　[辨析及搭配]A.discharge v.允许……离开;排(放)出。B.discount vt.打断;漠视;认为……不值得考虑。C.discard vt.&vi.抛弃;放弃。D.discouragev.使泄气;沮丧;阻拦。

　　8.The chemistry teacher dipped his finger into the mixture and took it out of it.

　　A.indirectly B.directly C.dimly D.diplomatically

　　[答案与译文]B.化学老师把一个指头伸进混合液里，立刻又拿了出来。

　　[辨析及搭配]A.indirectly 间接地;拐弯抹角地。 B.directly 立即;很快;直接地。C.dimly 微暗地;朦胧地。D.diplomatically 外交上;外交地。

　　9.Any in a watch is very delicate.

　　A.device B.devise C.deviancy D.deviation

　　[答案与译文]A.钟表中的任何装置都非常精巧。

　　[辨析及搭配]首先排除动词B.devise v.设计;发明。A.device n.装置;设备;方法;计划。C.de- viancy n.反常;背离。D.deviation n.背离;越轨;偏差。

　　10.His disasters were to what he had done wrong.

　　A.despite B.in spite of C.down D.due

　　[答案与译文]D.他遭灾难的原因是曾经干过坏事。

　　[辨析及搭配]根据句中的to，可否定A和B。 A.despite不管;尽管;不论。直接带短语，例句：Despite the pouring rain，he went to his post as usual.尽管大雨倾盆，他照常去上班。B.in spite of与A同义。In spite of the pouring rain，he went to his post as usual.C. down往下;沿着。D.due to因为;由于……而起。例句： Due to his illness he was lying in bed.因为生病，他躺在床上。

　　11.No one can any citizen’s legal right.

　　A.be done with B.draw on C.derive from D.deprive of

　　[答案与译文]D.谁也不能剥夺公民的合法权利。

　　[辨析及搭配]A.be done with了结了;完成了。 B.draw on戴(穿)上;吸收;引诱。例句：The jailer drew the prisoner on to tell his story.看守诱导囚犯把事情说出来。C.derive from得来(自);由……获得。例句： Anyone can derive a lot of pleasure from making friends.任何人都能从结交朋友中获得许多乐趣。D.deprive of剥夺;夺去。

　　12.The gifted engineer a model of the atomic generator.

　　A.dragged B.drafted C.drifted D.dratted

　　[答案与译文]B.那位天才工程师画了一幅原子发电机草图。

　　[辨析及搭配]A.drag拖;拉。B.draft起草;草拟。draft a plan of study草拟一份研究计划C.drift漂流;飘荡。D.drat(=damn)例句：Drat it!I forgot my key!见鬼(该死)!我忘了钥匙!

　　13.Mr.Black was in the ，standing there dumbfounded，not knowing what to do.

　　A.dark B.dusk C.dawn D.dam

　　[答案与译文]A.布莱克先生不知就里，站在那里目瞪口呆，不知怎么办好。

　　[辨析及搭配]A.dark黑暗，in the dark在黑暗中;不知情;蒙在鼓里。例句：Parents often keep their children in the dark about their presents on New Year’s Eve.新年前夕，父母亲常常不让孩子们知道他们的礼物。B.dusk薄暮;黄昏：It is hard to see clearly at dusk.黄昏时难看清楚东西。C.dawn黎明;破晓。例句：They take their boat out every day at dawn.他们每天黎明时起航出海。D.dam大坝。

　　14.An unexpected guest on us last night.

　　A.decreased B.declined C.descended D.dropped

　　[答案与译文]C.昨天晚上，一位不速之客突然来到我们家。

　　[辨析及搭配]A.decrease减少;降低。例句：The number of illiberal people is decreasing gradually.缺乏文化素养的人数在渐渐减少。B.decline下倾;下降;下垂。C.descend下来;下降;突然来访(与upon，on连用)。例句：Amy descended upon us at Christmas.艾米在圣诞节时突然来访。D.drop落下;下降;滴，drop by/in /over /round顺便来访。