What are you waiting for？ Just go and tell her you want to date her.你还在等什么？你就去告诉她你想约会她吧。Who are you waiting for？ I saw you keep looking at your watch.你在等谁呀？我看见你一直在看手表。I will be waiting for you.我会一直等候着你。使用 wait for 时，如果后面接的不是人，可以接时间来表达等待多久，如。