Did you finish (write)your letter?

问题描述:

Did you finish (write)your letter?

writing.finish后接动词ing形式.(a) [I,Tn,Tg] come or bring (sth) to an end 结束,完成(某事物):• Term finishes next week.下星期学期结束.• finish one's work 把工作做完 • finish (readin...