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

The degree （ ） you maintain your mental health may depend on certain simple environmental factors.

The teacher’s lecture on American history was three hours long, and Mary felt very （ ）.

I didn’t hear （ ） because there was too much noise where I was sitting.

If Peter had given up his part-time job, he （ ） the final exam.

Once you arrive in a new place, you’d better （ ） the local custom.

_____ finished his work, he had to stay at home on the weekend.

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

As a matter of fact, they would rather leave for Beijing than _____ in Shanghai.

Born into a family with three brothers, David was （ ） to value the sense of sharing.

When we have dinner very late we don’t wash up （ ） the next morning.

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