Danby left word _______he would call again in the afternoon .

I was surprised by his words ,which made me recognized ______silly mistakes I had made .

We study in a school ____ fame is known nationwide and it is a school _______ we can fully develop our potential(潜能).

There will be a twenty-minute break during the performance, ______ people can go to the restroom or buy some snacks.

______ you are familiar with the author’s ideas, try reading all the sections as quickly as possible.

After ______ seemed an endless wait, it was her turn to enter the general manager’s office.

Don’t start reading a book ________ you find that it’s one you can read with ease and understanding.

His father got him a job in a bank but soon it became clear          he was not fit for that kind of work．

         advertisements are of great help, I don’t think we should entirely rely on them.

It is known to us that it was such great efforts _____________ all the Chinese athletes had made _________ helped them get 51 gold medals in the 2008 Beijing Olympic Games.