問題詳情

18. I spend an hour _____ the report ＝ It takes me an hour _____ the report
(A) doing ; do
(B) doing ; doing.
(C) doing ; to do
(D) to do ; doing

參考答案

答案：C
難度：非常簡單1
統計：A(0),B(0),C(7),D(0),E(0)