My parents showed__________ some old pictures that brought back sweet memories．

I found a story-book on the desk, it isn’t mine, it is ___,I think.

 ---How can I get well along with others, father? ---Try to smile to others, boy. That will make __________ much __________.

– I can’t find my dictionary.--Don’t worry about your lost book. You can use _______.

My keys are in my bag.             keys under that desk aren't mine.