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- [opportunity+] 出现to present itself
- [+event，opportunity] 期待已久的long awaited
- opportunity和chance指有做某事所必需的实际环境Opportunity and chance suggest that the necessary physical circumstances for doing something are present
- [+opportunity，surprise，shock，job] 给某人某物to give sb sth
- 在1994年《学校到工作机会法案》(School-to-Work Opportunity Act)的推动下，美国在全国上下掀起了这场STW运动。Under the School-to-Work Opportunity Act (STWOA) of 1994, the STW movement was widely carried out in the whole America.
