---- There’s no light on. ---- They ________ be at home.
A. can’t B. mustn’t C. needn’t D. oughtn’t to
________ around the Tian An’ men Square, the tourists from Iceland were taken to visit the Palace Museum.
A. Showing B. Having shown C. Being shown D. Having been shown
---- I’ll come to see your performance at 9:00 tomorrow evening.
---- But by then my performance will have ended and I ________ reporters in the meeting room at that time.
A. will be meeting B. will meet C. are going to meet D. am meeting
Facing this ________ problem, I found myself ________ about how to work it out.
A. puzzled; puzzled B. puzzled; puzzling
C. puzzling; puzzling D. puzzling; puzzled
________ the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
A. While B. As C. Because D. If
When I saw Jane, I stopped and smiled, but she ________ me and walked on.
A. refused B. ignored C. avoided D. Missed