It is reported that very little use of these waste materials_______ in the past decades.
I saw Tom in the meeting-room, so he attend the meeting.
—How often do you have dinner in the restaurant?—Seldom. The dishes don’t taste so as those at home.
—Is there anything I can do for you?—I’m looking for a book, written by Han Han.
I would have come here on time. But my car .
It is hoped that it won’t be long the students aren’t burdened with so much homework.