当前由美国的金融危机正变成世界经济危机，中国政府为防止经济加速下滑，加大了救市力度，计划投入了四万亿的拉动内需资金，这也必将刺激国内钢材、水泥、玻璃等建材消费，下列有关说法不正确的是[ ]
A．钢化玻璃与普通玻璃的主要成分不同
B．硅是人类将太阳能转化成电能的常用材料，高纯度单质硅可以制成光电池
C．不同的建筑对水泥的要求不一样，同时水泥的吸水能力很强，短期保存也要注意防潮
D．普通水泥的主要成分是：3CaO·SiO2、2CaO·SiO2、3CaO·Al2O3
答案：A
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| Mrs white was a rich lady (女士). She lived 1 in a large beautiful house. Her children often came to visit her. But she was 2 . She spent much time thinking about her 3 and about her dead husband. Her children worried about her and asked Dr Green to see her. Dr Green was a good doctor. She knew 4 people become set (顽固) in their ways and don't like to be told what to do. She decided to get to know Mrs White 5 she said anything. During the visit, Dr. Green asked Mrs White to show her around the house. Mrs White happily 6 . As they walked from room to room, Dr Green saw that there were a lot of beautiful violets (紫罗兰) in every window. She asked, " 7 do you have so many violets? Mrs white answered, "I love these flowers and they grow so fast that I have more and more." When the visit was over, Dr Green said, "I have one suggestion (建议). When you hear a friend or a neighbor is ill or getting married (结婚), give 8 one of your violets." Later one of her friends was ill, so she took a violet to him in the hospital. She began to 9 more and more of her voilets to her neighbors. She gave away so many that she became known as the 10 lady. |
| ( )1. A. well ( )2. A. unhappy ( )3. A. money ( )4. A. weak ( )5. A. then ( )6. A. listened ( )7. A. How ( )8. A. it ( )9. A. grow ( )10. A. violet | B. alone B. pleased B. children B. old B. after B. answered B. Why B. them B. take B. rich | C. quiety C. forgetful C. big house C. rich C. before C. smiled C. Where C. you C. send C. lonely | D. happily D. strange D. old age D. strong D. when D. agreed D. How long D. me D. give D. famous |
