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61. It isnt quite _____ that he will be present at the meeting. A. sure B. right C. exact D. certain D. certain. I am sure that +从句。He is sure to come. = He is certain to come.但在it作形式主语, that引导主语从句时, 主句中表语只能用certain, 不能用sure. 62. Many new _____ will be opened up in the future for those with a university education. A. opportunities B. realities C. necessities D. probabilities A. opportunities. opportunity常指 机会, 既可作可数名词, 也可以作不可数名词用, 如：I had few opportunities of meeting interesting people there. They had not much opportunity for hearing good music in the remote area. 63. The members of the club wouldnt run a _____ in entrusting the organization to an unreliable person. A. danger B. risk C. hazard D. chance B. risk. run a risk 冒险：You are running a big risk in trusting him. 本题译文：俱乐部成员不愿冒险把这个组织委托给一个不可靠的人管理。 64. The meeting was _____ when the chairman fell ill. A. put down B. shut out C. cut short D. taken off C. cut short. cut short 打断, 中断：1) He made a suggestion, but I cut him short. 2) He cut short his tour and returned home. shut off 切断, 中断; 由指切断供应等, 如：The water was shut off for several hours while the plumber repaired the pipes. Shut out 把......关在外面, 排除, 不让入内：1) He shut the cat out. 2) The law was designed to shut out immigrants. 3) They shut out the dust by having double windows. 4) They begin to speak French, shutting out the boy from their conversation. | 
