季节性安全教育是节假日期间和前、后,为防止职工纪律松懈、思想麻痹等进行的安全教育。
参考答案:错
书放在桌面上,会受到桌面对它的弹力作用,产生这个弹力的直接原因是( )
A.书的形变
B.书所受到的重力
C.桌面的形变
D.桌面所受到的重力
Once you __ working with the professor, you will find he is not as tough as expected.
A.become accustomed to
B.object to
C.are opposed to
D.admit to