問題詳情

31. ( )____ Christmas Eve, everyone in the Wang family     happy.
(A) On; is 
(B)  In; is 
(C) In; are 
(D) On; are

參考答案

答案:A
難度:適中0.666667
統計:A(4),B(1),C(0),D(1),E(0)