后接介词for，例如：
1、I'm still waiting for confirmation of the test results.我仍在等待考试结果的通知书。
2、Students stood around in groups waiting for their results.学生们成群地站在周围等待成绩。
3、I was waiting for the right moment to ask him.我在等待时机问他这件事。
后接介词for，例如：
1、I'm still waiting for confirmation of the test results.我仍在等待考试结果的通知书。
2、Students stood around in groups waiting for their results.学生们成群地站在周围等待成绩。
3、I was waiting for the right moment to ask him.我在等待时机问他这件事。
