（ ） his last word, he got into a taxi and disappeared in no time.

A new technique （ ）, the output as a whole increased by 20 percent.

_____at the door before you enter the room, please.

When I go out in the daytime I use the bike _____ the car if I can.

I don’t like to _____ a room with a stranger.

The audience stood and （ ） at the end of the performance.

Peter was （ ） that there should be no misunderstanding on that point.

This project is said （ ） right now and so far everything is going on quite smoothly.

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

These three teachers vary_____their manners of teaching.

One of my brother’s many faults is that he never（ ） anything very long.

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