If they had known what was coming next,
题型:选择题
问题:
If they had known what was coming next, they _____ their mind. [ ]
A. may change
B. could change
C. must have changed
D. might have changed
If they had known what was coming next, they _____ their mind. [ ]
A. may change
B. could change
C. must have changed
D. might have changed