第17题: [单项选择]The idea sounds very good but will it work in ______ A. practice B. place C. advance D. company 参考答案:A 答案解析:in practice在实践中,实际上,固定搭配。本句的意思是:“这个想法听起来很不错,但是实际中行得通吗 ”因此A符合题意。in place适当的,合适的;in advance提前。
第21题: [单项选择]When snow (collects) on top of a building during the winter, the weight sometimes weakens the construction and occasionally causes the roof to collapse. A. selects B. scatters C. melts D. accumulates 参考答案:D 答案解析:accumulate“结果”。melt“融化”;scatter“分散,消散”;select“选择”。本题译文:冬天雪会凝结在屋顶上,其重量有时会破坏房屋,有时还会使屋顶坍塌。