Do you prefer spring ________ summer?―________, because it’s warm and flowers start to come out．

He has worked in the factory _____five years ago.[ ]

I see you go running every morning.- Yes. To lose weight, I decide to exercise _______. Wish you good luck!

This is ______ eraser and ______ eraser is Tom’s.

The bus station is ______ the other side ______ the street. [ ]