Our government is doing _______ to protect theenvironment.—That’s great.

Does your sister have a new watch— . But she has a new clock.

Why didn’t Mr. Smith arrive on time for the meeting?— He must have been ________ on his way here in the traffic jam.

You must look around when you go________the street.

It’sdisappointing that no one could _________ a good idea to help us out of trouble