His teacher told him that since his parents were working abroad, either his grandparents or one of his uncles ______ allowed to come to the parents’ meeting .
published fifty years ago, his work still attracts much attention at present.
Just in front of our house _______ with a history of 1,000 years.
I don’t like any humor in serious speech because I can’t think of any circumstance _______ this would be beneficial or useful.
—I’m terribly sorry to have put you through so much trouble. —____. I know you didn’t mean to.
________ had Mike picked up the ball________ another player took it from him.