The purpose of the conference is to （ ） the friendship among the Asian countries.

I have bought _____ useful reference books _____ I don’t know which one to start with.

By the time you arrive in London, we （ ） in Europe for two weeks.

If you had taken my advice last week, you （ ） in trouble now.

The reason is （ ） he is unable to operate the machine.

The defense computers calculate way to （ ） the enemy missiles.

Humble （ ） it may be, there is no place like home.

Her sister always spends so much _____ her clothes that she can’t manage to live with her salary.

We arranged to meet at the station but she did not （ ）.

Ten minutes _____ an hour when one is expecting a phone call.

The two companies decided to （ ） on a project concerning animal cloning.

This travel agency （ ） ＄360 for a single adult with a child under 12 for a round trip to the Great Valley.