Did you see who the driver was?-No,so quickly _________that I couldn’t get a good look at his face.

It was said that _____ was the reason why he didn’t attend the meeting.

Keep quiet, please! Talking during the meeting.

We must stop _____down trees if we don’t want a world without them.

Phew!Have you been smoking againYour breath smells terrible.—Well,I a cigarette in the car on the way home.