He was unhappy when he sold his guitar.After all, he ________ it for a very long time.
—Did you go swimming last Sunday?—No. We would have gone ______ nicer.
—Do you think the thief entered through the window?—No, if he had, I don’t believe, _______ broken the living-room’s window.
If he ______ it, he _______ it.
If he had worked harder, he _________.
Supposing the weather ________ bad, where would you go ?