My mother is always warning me when I go out, “Don’t get off the bus it is stopping.”
A. until
B. before
C. while
D. After
网友回答
A. until
B. before
(答案→)C. while
D. After
解析:考查连词。此处while意为当……的时候,句意为当我出门的时候妈妈总是警告我,在停车的时候(还没停下来)不要下车。也可以说Don’t get off the bus until/before it stops.