题目

小轿车驾驶室内装有冷暖空调，可使驾驶室内冬暖夏凉，但是在使用空调过程中常易造成前方玻璃模糊，影响视线，对此叙述正确的是（） A . 夏天，为了消除这一现象可以对着玻璃吹冷风 B . 冬天，为了消除这一现象可以对着玻璃吹热风 C . 这一物态变化过程中要吸热 D . 夏天，要使玻璃清晰，驾驶员应该用抹布在驾驶室内擦拭  “Make a roundabout way,”someone 1. . “Swim across, ” said another. The businessman smiled without saying a word. Finally he gave his idea, “Why not do something different 2. rushing to the mine? How about buying a boat to do some ferrying？” The listeners were surprised. Then he explained 3. . “The boatman could ask the passengers for as much money as possible. They were willing to pay because there was gold on the other bank.”Do what others have not thought to do, or something that never tried before. That is the key to success. In the view of a wise man, a difficult 4. often means a chance of success.