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

He criticized everything and everybody, and even _____ his few friends.

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

There was nothing we could do _____ wait at that moment.

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

We’re sure that the environment in our city （ ） greatly through our work in the near future.

Our main concern is to _____ the living standard of the people.

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

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

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

_____at the door before you enter the room, please.

（ ） I admit that she has shortcomings, I still like her.