My mother suggests that we _____ eat out for a change this weekend.

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

I got so tired that I just couldn’t move a step _____.

（ ） the price, it is a thousand times worth it.

The wind_____us and we won the sailing race.

Only when you have obtained sufficient data （ ） come to sound conclusion.

_____at the door before you enter the room, please.

If you suspect that illness might be serious， you should not （ ） going to the doctor.

The manager urged his staff not to （ ） the precious opportunity.

It is （ ） impossible to work with this noise around.

The tall tree, （ ） leaves are darker than those of the other two, is as old as grandpa.

It was once a difficult time, but in the end everything _____ all right.