問題詳情

9. They were ______ the floor and ______ the windows yesterday evening.
(A) washing; doing
(B) cleaning; mopping
(C) mopping; cleaning
(D) mopped; cleaned

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

bingbongx】評論

mopping; cleaning 拖地;★★☆☆☆☆ ...