Let me _____you the way to the post office.

He likes playing _____ guitar, but he doesn’t like playing _____ volleyball.

Only when you stay with ____ local people for a periodof time will you have ____ better understanding of life there.

It was not until dark _____ he found _____ he thoughtwas the correct way to solve the problem．

The teacher couldn’t make himself ____ attention tobecause students were addicted to the short message