問題詳情

"How did you pay the worker there?" "As a rule, they were paid _______."
(A) by an hour
(B) by hours
(C) by a hour
(D) by the hour

參考答案

答案:D
難度:困難0.206612
統計:A(49),B(119),C(11),D(50),E(0)

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