23. The class is unusual_______ the students are all over fifty and none of them attended the middle school when they were young.
Japan’s first lady said Wednesday she would not marry Premier Naoto Kan again in ______ life.
________ will it take to see the Chinese Dream come true for our children and grandchildren?
The teacher knows that you are always the first ________ to the classroom since last september.
We can’t take part in the competition ________ we get our student card.
It was announced that only when the examination papers were handed in ________to go out of the classroom.