What shall human beings do if oil_______sometime in the future?
—I’ve taken someone else’s green sweater by mistake.—It ______ Harry’s. He always wears green.
_____ this report _____ in such a short time was quite a difficult exercise.
—Joy, how was your holiday? —I had a great time. We went scuba diving in Hainan Island.—Wow! ______
To test eggs, _____ them in a bowl of water: if they float they’re bad, if they sink they’re good.
whatever great achievements the future may have in store for China, ______ is likely that many of them will be born in Zhongguancun.