Ladies and gentlemen, due to an unexpected accident, one of the singers who all of you ______ to hear ______ tonight.
7.John’s ability to learn from observations and experience_______greatly to his success in public life.
6.--- Is there any possible way to help them get rid of such a bad habit? --- To tell the truth, it’s very hard. But we teachers________on this problem.
5.--- Thank you every so much for your timely help. --- .
4.Good news came that Nancy decided to donate blood to DanHeins, and the results of the medical tests came in: She was a___________.
3.--- Will Helen get disappointed if I tell her she failed? --- I think she__________.