ahead of time

• We should finish the task ahead of time
  我们应该提前完成这项艰巨的任务。
• Our group fulfilled this month ' s quota ahead of time
  我们组提前完成了这个月的定额。
• We must finish up this business ahead of time
  我们必须提前把这件事了结。
• A . he left ahead of time on the grounds that he was ill
  因为他生病了，所以提前离开了。
• You may find it necessary to finish the work ahead of time
  你会发现有必要提前完成工作。
• Is it possible that they may complete the task ahead of time
  他们有可能提前完成任务吗？
• We managed to fulfil the task ahead of time
  我们总算提前完成了任务。
• It ' s out of the question to finish the work ahead of time
  要提前完成这项工作是不可能的。
• A punctual person always finishes everything ahead of time
  一个守时的人总是把事情提前做好
• We managed to finish the work ahead of time
  我们设法提前完成了任务。