We are taught that business letters should be written in a formal style           in a personal one.

— Excuse me, where does Tom live? — He lives _____ to the train station.

The test not only helps make our _____ acquired knowledge permanent, but also enables us to find out what needs to take more time to improve.

I can’t say I’m the best. I have only _________ made more efforts than others.

The children loved their day trip，and they enjoyed the horse ride_____.