He did not regret saying what he did but felt that he _____it differently. [ ]

Nearly all educators believe that a challengingsituation can often _______ the best qualities of a person.

It was her ___________ performance, but the memory was ____________.

______ you are, _________ mistakes you’ll make.

I ______ do sports when I am free.—Well, I hope you can make a change（改变）. Doing more exercise is good for you.