I am sorry I have no time at present to ____more detail or give you an account of other cities of interest.

That ’s ________exciting news that I’d like to tell everyone to share the joy.

Poll is an example of a severely disabled person who has become______at many survival skills.

How long have you____?

The three men tried many times to sneak across the border into the neighboring country_____ by the police each time.

Even if his letter____tomorrow ， it____too late to do anything.

I don’t understand ____ believe him.

_____ at in this way, the situation doesn ’t seem so desperate.

His manner was so pleasant that Bolla felt at （）with him at once.

The ____of AIDS has led to an expansion in research seeking a cure.