問題詳情

30. ( ) Zoe: Are you free tonight? Let’s go to Jay’s concert. Kelly: No, I am busy____ my homework.
(A) on
(B) over 
(C) around  
(D) with

參考答案

答案:D
難度:適中0.666667
統計:A(2),B(0),C(0),D(4),E(0)