问题补充:
—Oh, It’s late, I must go now.
—It’s snowing outside. Don’t leave it stops.
A. when
B. after
C. while
D. until
答案:
A. when
B. after
C. while
(答案→)D. until
解析:连词辨析。When当……时;after在……之后 ;while然而;until 直到。句意:哦,太晚了,我必须走了。——外面正下雪呢。等雪停了再走吧。固定结构not…until…意思是直到…才…故选D。