Liza ___ well not want to go on the trip --- she hates traveling.

One ought _____ for what one hasn’t done.

—The contest is so easy, but you fail to pass it．—I’m sorry it ______ be this way．

--- Don’t you think it necessary that he __________ to Miami but to New York? --- I agree, but the problem is __________ he has refused to.

--- Why didn’t you tell me the news of the meeting? --- I knew nothing about it, or I _______ you.