It______________to plant trees and grass on the hillside.—Yes. They help stop soil from being washed away.

Was Martin sorry for what he’d done—________.It was just like him!

Please do me a favor — ______ my friend MrSmith to Youth Theater at 7:30 tonight

13. In order to _____ the development of the west of our country, many special policies have been made, such as encouraging people to go to work in the west.

I ________ this man with receiving stolen goods.[ ]