These tickets for the performance are （ ） until the end of the month．

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

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

The wind_____us and we won the sailing race.

She heard a continual strange noise coming from the next room, her heart （ ） fast.

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

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

We decided to move to a quiet place, for we couldn’t （ ） the noisy environment here any more.

The whole class couldn’t help _____ when they saw the haircut of their new classmate.

Such problems （ ） air pollution and traffic jams are becoming more and more serious in some big cities.

I have made_____I will never go back on my words.

I advise them to withdraw （ ）.