(2013·湖南卷) ________ warm at night, I would fill the woodstove, then set my alarm clock for midnight so I could refill it.
The flight attendant welcomed us ___ the plane.
______, a man who expresses himself effectively is sure to succeed more rapidly than a man whose command of English is poor.
-----Shall we go to the art exhibition right away? -----_____.
It was a matter of________ would take the position.
In China, all the students work hard at school _________ going to university for higher education in the future.