----What’s wrong with you, Eric? You look tired.----I________ to prepare for the final exam last night.
— _____ was your brother’s birthday? —He had a good time
My school is far from my home. So I _____ go there on foot.
—Jim, which _________do you like best? —I like geography best.
—What is he doing now? —_____
Tom has no time to finish his work, __________?