问题补充:
I through that bitter period without your generous help.
A. couldn’t have gone
B. didn’t go
C. wouldn’t go
D. hadn’t gone
答案:
(答案→)A. couldn’t have gone
B. didn’t go
C. wouldn’t go
D. hadn’t gone
解析:考查虚拟语气。without your generous help是含蓄的虚拟语气,等同于If it hadn’t been for your generous help, 与过去时相反,所以主句用could have done.