—Who______ it be that is knocking at the door?—It ______ be Father, but I’m not sure.
-What do you think of the speech given by the president? -I like of what he said.
To learn more about the book, Saving Ourselves, ___ to www.savingourselves.com.
---Tom failed again! ---If he had spent as much as he _______ on computer games.
We can go to the seven o’clock performance or the eight---________ suits you best.
--- You seemed to be deeply struck by his skill. --- Not exactly. It was his courage ________ his skill that really struck me most.