21. It’s fun to see all the food I have made ______in such a short time.
A. eaten B. eating C.to eat D. eat
22. Jack describe his father,who _____a brave boy many years ago,as a strong-willed man.
A. would be B. would have been C. must be D. must have been
23. I don’t mind her criticizing me, but _____ is how she does it that I object to.
A. That B. it C. this D. which
