There is a common belief among them ________ rubbish can and should be put to good use.
.—Is there anyone who is gong the Great Wall? _______
The two countries were between 1989 and 1992.
His uncle gave him books to read, but after a page or two he would put __book down and pick up__ new one.
The oil must be used up, the light went out.
.They have their reasons for keeping their marriage___ secret for ___ moment.