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

It was __of the millionaire not to donate even a penny to charily．

he help of the new teacher, ____ number of the student in my class who have made_____ great progress in English so far is far larger.

He managed what ___a smile of satisfaction though itwas an unexpected result that came out

The little child was too________ to hear the end of the long story.