问题
单项选择题
组合砖砌体构件，面层水泥砂浆强度等级不宜低于（）
A.C5
B.C7.5
C.C10
D.C15
答案
参考答案：C
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组合砖砌体构件，面层水泥砂浆强度等级不宜低于（）
A.C5
B.C7.5
C.C10
D.C15
参考答案：C
| 阅读短文，完成下面的表格。 | ||||||||||
| Welcome to China. After you go to Beijing and Shanghai, you could see the differences between them. In some ways they look the same, in some ways they look different. Both of them have tall buildings and wide streets, although some buildings in Shanghai are much taller than those in Beijing. They are both important in China. Beijing is the capital of China, but Shanghai is the biggest city in China. And there are more famous places of interest in Beijing than those in Shanghai. You can go to the Great Wall, the Palace Museum and so on. Now they are becoming more and more important in China. And they are famous all over the world. | ||||||||||
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