I _________ him for his success in business.

The Browns sent lots of invitations for their party. But because of the improper time, few people ________ it.

He _______to us that the outside of the earth is made of a number of different plates(板块).

Astronaut as he was, he didn’t know _______ he had to _______ in outer space.

As is known, mobile phones make it possible for people to ______ each other conveniently.

The speaker _______ at the audience and then began to make his speech.

----David hasn’t come yet.
----I think he will          soon, for he means what he says.

—Shall we go out for a walk?
—Sorry． I’m too busy to             for the moment．

People from every corner of the world           China on the successful launch of  Shenzhou VII．

With so many things mixed up it’s hard to _______ what’s that.