—Isn’t that your boss over there?—No, it ________ be him. I’m sure he is in the office now.
—What’s wrong with you, Eric? You look tired. —I ______ to prepare for the final exam last night.
Tony is not as clever as Lucy, but he works ______ than her.
—Why are you excited today? —We have been told ______ a picnic this weekend.
_______ great picture! Who painted it?
When you ______ at a restaurant, please order just enough food.