— Mr Li looks often looks tired and worried? — So he does. You see it’s not easy to such a big factory.
—May I smoke here?—No, you ______. This is a no-smoking room.
People who eat breakfast are always in ________ spirits than those who don’t.
—Why didn’t you answer my phone call, Jack?—I’m sorry, but I ________ then.
Please hope on you dream ______ one day it comes ture.
The little boy ________ his seat to an old lady on the crowded bus.