1．我们应该回报您给我们的体贴和耐心.
  We should _____ you ____  _____ your ____ and your ______.
2. 我们当中有很多人的优异成绩要归功于你们在那些漫长的夜晚里给我们提出的宝贵的建议.
  How many of us ____ our good grades _____  _____  _____ you have made during those
  ____   ______
3. 我衷心地感谢你们,并祝你们将来成功.
  So ___  ___  ___  ___  ___  ___,I thank you all and ____ you ____ for the _____.