问题补充:
Look around when the street.
A. across
B. crossing
C. crossed
D. to be crossing
答案:
A. across
(答案→)B. crossing
C. crossed
D. to be crossing
解析:. 当现在分词作时间状语时,前面可以加上when和while.
时间:2022-05-10 19:59:56
Look around when the street.
A. across
B. crossing
C. crossed
D. to be crossing
A. across
(答案→)B. crossing
C. crossed
D. to be crossing
解析:. 当现在分词作时间状语时,前面可以加上when和while.