問題詳情

28. My father is busy ____ every day. He doesn’t have enough time to play with me.
(A)work
(B)to work
(C)working
(D)works

參考答案

答案:C
難度:計算中-1
書單:沒有書單,新增

用户評論

能幫我加油打氣嗎】評論

busy+ v-ing是.....看完整...