24.Questions 22 to 25 are based on the passage you have just heard.
A. Set a good example for them to follow.
B. Read books and magazines to them.
C. Help them to learn by themselves.
D. Choose the right school for them.
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25.Questions 22 to 25 are based on the passage you have just heard.
A. Their intelligence.
B. Their home life.
C. The effort they put in learning.
D. The quality of their school.
新石器时代是以磨制石器为标志。（）
A. 对
B. 错
根据施工过程组织上的复杂程度分类，施工过程可以分为（ ）
A. 工序
B. 工作过程
C. 综合工作过程
D. 机动过程
E. 操作
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