【題組】63.The office eleaners will be required to work about hours a week.(A)5 (B)10 (C)15 (D)20

問題詳情

【題組】63.The office eleaners will be required to work about hours a week.
(A)5
(B)10
(C)15
(D)20

答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)