問題詳情

14. Lots of kids were in the swimming pool, many of ________ enjoyed swimming on a hot summer day.
(A)who
(B)whom
(C)they
(D)them

參考答案

答案:B
難度:適中0.503632
統計:A(20),B(208),C(4),D(146),E(0)

內容推薦

內容推薦