Passengers, don’t occupy the chairs with your luggage, ?
29.They look forward____a chance to receive further education.
28.It’s reported that the United States____energy as the whole of Europe.
27.That was such an____question that it made me____,not knowing how to answer.
26.I really don’t know____I had my walet stolen.
25.I was about to leave for work ______the telephone rang.