问题
多项选择题
水泥砂浆砌体多应用于()的砌体。
A.保水性好
B.潮湿环境中
C.强度要求较高
D.和易性要求高
答案
参考答案:A, B, C
水泥砂浆砌体多应用于()的砌体。
A.保水性好
B.潮湿环境中
C.强度要求较高
D.和易性要求高
参考答案:A, B, C
补全对话阅读对话,从每题A. B. C.D四个选项中,选出一个最佳答案完成对话。(5分) A: Hi, Lin Tao! Could you tell me something about your new pen pal? B: His name is Richard. He is from Canada. But he is living with his parents in Han~hou now A: Uh-huh. B:He's 15 years old. A: B: Oh, he speaks English and French, and he is leaming Chinese now. A: Really? Many foreigners think Chinese is hard to learn. B: Yes, he does. But he works very hard at it.He has invited me to take a vacation in Hangzhou and he can leam Chinese from me by the time. A: B: Yes,I have.I will leave next week.
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