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To those disabled athletes, the most important thing is _______ win a gold, ______take part.

Three years has passed _________ they came to this school.

—Where’s that report, Daniel?
—I brought it to you      you were in Mr. Black’s office yesterday.

In China and some other countries, it is impolite to speak loudly _______ you are having a meal.
A. before           B. while         C. after

You won’t feel happy at school_______ you get on well with your classmates.

—How about the book you are reading?
—Good indeed. It          many problems we have come across in our study.

—It’s a long story, but you will find that there are few new words in it .
—Good!        it will be too hard for children.

They can’t go out        the strong wind.

A moment, please! Let me take down what you’ve said _______ I forget.

— Sam, you don’t work hard at geography.
— My dad says that the world is changing every day,        I decide to wait until it stops.