Workers can get ______ pay for working overtime.

Workers can get ______ pay for working overtime.
A、extra
B、safe
C、smooth
D、convenient
【正确答案】：A
【题目解析】：extra 额外的；safe 安全的；smooth 顺利的；convenient 方便的；句意：工人加班可以得到____的工资。A符合题意