This doubt had been in my mind for some time, but the research still went on _____some reasons.[ ]A.

题目简介

This doubt had been in my mind for some time, but the research still went on _____some reasons.[ ]A.

题目详情

This doubt had been in my mind for some time, but the research still went on _____ some reasons.
[     ]
A. to
B. about
C. for
D. in
题型:单选题难度:偏易来源:贵州省模拟题

答案

C

更多内容推荐