26.A _______ political and economic situation is very important for the development of any country. A.stain B.stable C.peaceful D.pink 27.The financial support is decided not only according to your GRE score， but also according to your _______ in college. A.performance B.policy C.smart D.statement 28.The World Trade Center is often called a _______ Building， because it is made up of two identical buildings. A. Alike B.Folk C.Twin D.Former 29.It is impossible for us to _______ such a difficult task within the limited time. A.fuel B.frown C.fulfill D.frost 30.Please do not _______ when somebody else is talking. A. intend B.interpret C.interupt D.invest 31.As a commander， you should not _______ the soldiers to unnecessary danger. A.express B.explode C.ecploit D.expose 32.This newspaper often _______ the government's opinion， not the public opinion A.affects B.reacts C.reflects D.recognizes 33.Although in great danger， the wounded still did not want to _______ from the front. A.feedback B.backward C.withdraw D.departure 34.This movie has a _______ ending. You can not imagine who will be killed finally. A.dramatic B.original C.considerable D.temple 35.During the graduation _______， the president gave a wonderful opening speech. A.evolution B.sign C.individual D.ceremony 36.The dog _______ the rabbit but could not catch it. A.ceased B.chained C.checked D.chased 37.If your letter is over weight， you must pay for the _______. A.excess B.exceed C.checked D.chased 38.In the class the teacher asked the students to _______ their bad habits. A.weaken B.omit C.overcome D.overtake 39.When you study in the United States， usually you have to buy your own health _______. A.insurance B.expense C.evidence D.payment 40.Chocolate and ice-cream have different _______. A.favour B.favourites C.fever D.flavours 41.This is an _______ that will not be easily forgotten. A.impact B.academic C.insult D.alternative 42.Please _______ me for my rudeness. I really do not know the custom here. A. engage B.comfort C.execute D.forgive 43.Water and air are _______ to human beings. We can not live without them. A.harbour B.function C.definite D.essential 44.When the airplane takes off， the passengers are told to _______ their seat belts. A.fountain B.fix C.tight D.fasten 45.This is not what we asked you to do. You can not get more pay for the _______ work. A.owing B.device C.tired D.extra 46.My throat is _______. I cannot speak any more. A.sore B.purchase C.glow D.faint 47.Many years ago， a lot of factories were _______ from big cities to the mountainous areas in case of war. A.transferred B.transformed C.transmitted D.transported 48.He said in his letter that he would _______ some photographs but I couldn't find anything in the envelope. A.case B.double C.enclose D.nonsense 49.Many English words are _______ from Latin. A.displayed B.spread C.lost D.derived 50.I feel _______ to say that I can not believe what he said. A.wanted B.observed C.obliged D.wandered 答案： 1.B 2.D 3.A 4.D 5.B 6.C 7.D 8.A 9.D 10.D 11.D 12.B 13.D 14.A 15.C 16.C 17.B 18.A 19.B 20.C 21.D 22.A 23.A 24.D 25.D 26.B 27.A 28.C 29.C 30.C 31.D 32.C 33.C 34.A 35.D 36.D 37.A 38.C 39.A 40.D 41.C 42.D 43.D 44.D 45.D 46.A 47.A 48.C 49.D 50.D
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