They were abroad during the months when we were carrying out the investigation, or they _____ toour ...
2022-10-11 05:18:57 207次 2016届高考试卷分项版解析专题06英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
They were abroad during the months when we were carrying out the investigation, or they _____ toour help.
A. would have come B. could come
C. have come D. had come
本题链接：
