The best method to _____ this goal is to unite as many people as possible.
Before testing this method on patients, Dr. Baker had tests for two years on three hundred dogs.
If you like, ____ at any time.
George’s mother had thought it would be good for his character to _______ from home and earn some money on his own.
Ugly papers sold on streets are another problem of pollution. Young readers should _____ them.
Both the man and his horse ________ after the long ride.