由于机床都有良好的地基，床身导轨与立柱导轨的垂直度永不会差。
参考答案：错
工会经费可以用于职工教育所需资料、教师酬金；优秀学员（包括自学）奖励；为职工举办业务、再就业等各种知识培训等。
What does the speaker mean
A．He was nearly killed by someone.
B．He saw a ghost in the house.
C．He was scared out of his wits.
D．He saw a man rushing at him.
