—It______________to plant trees and grass on the hillside.—Yes. They help stop soil from being washed away.
The film TITANIC ____ a true story.
Hurry up! The train _____. You know it______ at 8:30 am.
Mr. Smith insisted that his book _______within three days.
No one likes to talk to him because he is difficult to _______.
As_____ matter of fact, _____ beauty of _____ nature there made an excellent impression on me.