____ my return ,I learned that Professor Smith had been at the mu_英语解答

____ my return ,I learned that Professor Smith had been at the museum and would not be back
for several hours.
选项 A、At B、With C、On D、During
正确答案是什么
我发现A B C 选项都有被选的

人气：140 ℃　时间：2020-06-21 15:46:05

解答

On my return 选c
在我回来的时候
例句：On my return from work, I saw the door was open.
我下班回家时,看见门开着.