------ Who is that man over there? _______ it be our teacher?------ No, it _______ not be our teacher. It _______ be Mr. Zhang.
He asked her to marry him and she _____ him.
We haven’t enough books for everyone; some of you will have to _____.
This kind of cancer can be cured, provided it is ______ early.
Goodbye, Mr Carter — my secretary will _____ you to the door.
“Will another fifty be enough?” “Just twenty will ______.”