—Jack, _____ you behave yourself? You're no longer a kid．

—Sorry, Daddy．It won't happen again．

John rushed out in a hurry, ____ the door ____.

—What do you think of your step-mother?

—There are some things that are not easy to______, but on the whole she is a good mother.

 —Tom, you go to the station to pick up your father and I will cook the dinner.

— ___________ I will go at once.

He had tried everything but it made little ____.

I don’t mind picking up your things from the store .____ , the walk will do me good.

Li Gang, a police officer, said that little about what his son _____ he know the moment all the media reported the traffic accident _____ in Hebei University．

When was ______ that the suggestion was put forward ______ the seven-day Labor Day Golden Week holiday be cancelled?

    —Your neighbours may ____ you of playing the piano at midnight.

—I know. They never say anything favorable to me.

 The companies are working together to create  _____ they hope will be the best means of transport in the 21st century.