（ ） some mammals came to live in the sea is now known.

If we cannot agree upon our Christmas activities right now, why don’t we （ ） it in next week’s class meeting?

Please remember（ ） these letters on your way to the station.

The firm will （ ） the workers （ ） their loss of job.

We could see the stars （ ） well from the top of the mountain.

Dentists suggest brushing teeth at least twice a day to _____ them from decaying.

Our company’s service is （ ） in nearly 80 countries around the world.

Humble （ ） it may be, there is no place like home.

He （ ） yesterday morning, and would stay for three days.

（ ） the past year as an exchange student in Hong Kong, Linda appears more mature than those of her age.

Our visitors decided to stay in our city for _____ two days as they wanted to have a look around.

There is nothing new about women （ ） their careers to look after children.