Not until all the fish died in the river ____________ how serious the pollution was.
Mary went to the box office at lunch time, but all the tickets ____out.
News came from the school office ________Wang Lin had been admitted to Beijing University.
—Ken, ________,but your TV is going too loud.—Oh, I’m sorry. I’ll turn it down right now.
A great person is always putting others’ interests _________ his own.
.—I’ve got to go now.—Must you ?I ______you could stay for dinner with us.