The boss 30 dollars from my salary without any good reason.
A. brought down
B. kept back
C. cut off
D. held up
网友回答
A. brought down
(答案→)B. kept back
C. cut off
D. held up
解析：考查动词短语辨析。A使…降低；B扣留，隐瞒，阻碍；C切断；D举起，延误，支持；句意：老板美元任何理由就从我的工资里扣留了30美元。根据句意说明B正确。