Mistakes don’t just happen；they occur for a reason. Find out the reason,and then making themistake becomes ________. [ ]

What a big difference Tu Youyou has made to modern medicine in the world！She says she will________ her study.

Why didn’t you go to Mike’s birthday partyyesterday– Well, I _____, but I forgot it.

Jenny, can I see Ms. Lewis—____. I’ll tell you’re here.

84It is theability to do the job _____matters not where you come from or what you are