---It is required that you____ change the plan. ---Oh, no! Why____ I follow you again?
I can ______ be a teacher. I’m not a very patient person.
When he _______ the door, he found his keys were nowhere.
Most Americans would prefer to keep their problems ______ themselves, and solve their problems ______ themselves.
Every evening after dinner, if not______ from work, I will spend some time walking my dog.
Nine in ten parents said there were significant differences in their approach to educating their children compared with __ of their parents.