_____ the terrible scene of the traffic accident, the little boy burst out crying. [ ]A. At seeing B

题目简介

_____ the terrible scene of the traffic accident, the little boy burst out crying. [ ]A. At seeing B

题目详情

_____ the terrible scene of the traffic accident, the little boy burst out crying.
[     ]
A. At seeing
B. On seeing
C. To see
D. Seen
题型:单选题难度:中档来源:同步题

答案

B

更多内容推荐