题目内容

Which of the following statements is NOT true'

A. The elder the kid is, the longer attention span he has.
B. Children will learn more when they think it is fun.
C. Young kids may quickly lose their interest in listening to their teacher.
D. Twin Sisters Productions came out with a line of CD-ROMs filled with fun children's music.

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普通钢筋混凝土的自重为( )。

A. 20~21kN/m^3
B. 22~23kN/m^3
C. 24~25kN/m^3
D. 26~27kN/m^3

Who will be the possible reader of the passage

A. Children.
B. Parents.
C. Teachers.
D. Musicians.

对于钢筋混凝土屋盖,因温度变化和砌体干缩变形引起墙体的裂缝(如顶层墙体的八字缝、水平缝),下列预防措施中哪一条是错误的( )

A. 屋盖上设置保温层或隔热层
B. 采有装配式有柃体系的钢筋混凝土屋盖和瓦材屋盖
C. 严格控制块体出厂到砌筑的时间,避免块体遭受雨淋
D. 增加屋盖的整体刚度

砌筑稍潮湿房间的砖墙,其砂浆最低强度等级为( )。

A. M1
B. M2.5
C. M5
D. M10

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