問題詳情

156.(choose the wrong answer)The boss was very angry because the letter that the secretary taped it had many careless mistakes.
(A)because 
(B)it 
(C)had
(D)careless

參考答案

答案：C
難度：適中0.555556
統計：A(2),B(8),C(20),D(1),E(0)