Ms Green often does someon weekends .A. washB. washingC. washesD. to wash

问题补充：

Ms Green often does someon weekends .

A. wash

B. washing

C. washes

D. to wash

答案：

A. wash

(答案→)B. washing

C. washes

D. to wash

解析：考查固定搭配。Do some washing洗衣服。所以选B。