-- _____is that used for?---_____ the floor.
As we know, our “Chinese Dream” is _____ dream to improve people’s life and _____ dream of harmony, peace and development.
Sorry, sir. The bathroom _____ now. Please wait a moment.
Such shocking news made me realize _____ terrible problems we would face.
— Hey, man! Why so tired?— I _____ for weeks for the coming celebration of the school’s 100th anniversary.
— Did Jenny return early last night?— Exactly. It was not yet nine o’clock _____ she arrived home.