问题
选择题
If I had tried my best last term, I ________more progress then.
A．could make
B．would make
C．must have made
D．could have made
答案
答案：D
虚拟语气的考点。根据从句谓语的形式had done和主句中的then ，说明是表示与过去事实的虚拟。would/should/could/might+have done 是表示与过去事实相反的主句谓语形式。