are you doing outside the class Didn’t you hearthe clock ______—Sorry, sir. I ______.

Chinese clay art, you should choose a very special kind of clay first.— Yes. This kind of clay is easy to shape.

______ is it from Olympic Center to yourschool — It’s about 10 minutes’ walk.

They managed the work on time.

Successful people are always intelligent. They can discover______ others easily ignore.