注：主考时态：将来完成时，过去完成时

　　42. You _______ him so closely; you should have kept your distance.

　　A) shouldnt follow B) mustnt follow

　　C) couldnt have been following D) shouldnt have been following

　　注：本不应该

　　43. The growth of part-time and flexible working patterns, and of training and retraining schemes, _______ more women to take advantage of employment opportunities.

　　A) have allowed B) allow C) allowing D) allows

　　注：主谓一致，复杂主语中心词是growth，谓语动词用单数。

　　44. Everybody _______ in the hall where they were welcomed by the secretary.

　　A) assembled B) accumulated C) piled D) joined 注：assemble 聚集

　　45. Putting in a new window will _______ cutting away part of the roof.

　　A) include B) involve C) containD) comprise注：involve doing = need doing 需要

　　46. Living in the western part of the country has its problems, _______ obtaining fresh water is not the least.A) with which B) for which C) of whichD) which注：of which 其中

　　47. In the _______ of the project not being a success, the investors stand to lose up to $30 million.A) face B) time C) even tD) course 注：in the event of 万一

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