46. The driver can adjust the heating in winter and the air conditioning in summer to suit his own _______.

　　A. reference B. preference

　　C. convenience D. selection

　　47. It is time to think about science for us, not just for the ones in the scientific ______.

　　A. district B. concern C. field D. power

　　48. Although the traffic is not busy, he likes to drive at a ______ speed.

　　A. spare B. fast C. moderate D. moral

　　49. He is quite sure that it’s ______ impossible for him to fulfill the task within two days.

　　A. properly B. exclusively C. absolutely D. roughly

　　50. The shop assistant was dismissed as she was ______ of cheating customers.

　　A. accused B. charged C. scolded D. cursed




 

　　答案与解析

　　46.【答案】B。解析：考查名词辨析。句意：司机可以根据自己的喜好调节冬天的暖气和夏天的空调。reference参考;preference喜好，偏好;convenience方便;selection选择。结合语意答案选B。

　　47.【答案】C。解析：考查名词辨析。句意：是时候为我们思考科学了，而不仅仅是为了科学领域的那些人。district区域，地方;concern关心，关系;field(研究或工作的)领域，范围;power力量，势力。综合分析，正确答案为C。

　　48.【答案】C。解析：考查形容词辨析。句意：虽然交通不拥堵，但他还是喜欢中速驾驶。moderate中等的，适度的，符合句意;spare多余的，空闲的，备用的(a spare key);fast快速的;moral道德的，伦理的。

　　49.【答案】C。解析：考查副词辨析。句意：他很确定，让他在两天之内完成这项任务是不可能的。properly恰当地;exclusively专门地，独占性地;absolutely地，完全地，符合句意;roughly概略地，大体上地。

　　50.【答案】A。解析：考查动词辨析及用法。句意：由于被指责欺骗顾客，那位售货员被解雇了。accused指控，搭配形式为accused sb. of sth.;charged控告，后跟with构成固定搭配(charge sb. with);scolded责骂，搭配形式为scold sb. for;cursed诅咒，后面也跟for构成搭配。根据该题的句法结构，应选A，在题中表现形式为被动语态。

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