Since June 1st last year all the supermarkets have ____ free plasic bags.
A.to stop to provide
B.to stop providing
C.stopped to provide
D.stopped providing
答案:D
解析:stop doing sth 停止正在做的事
stop to do sth 停下来去做某事
Since June 1st last year all the supermarkets have ____ free plasic bags.
A.to stop to provide
B.to stop providing
C.stopped to provide
D.stopped providing
答案:D
解析:stop doing sth 停止正在做的事
stop to do sth 停下来去做某事