1.So I end up standing by myself at recess doing nothing ． What should I do?所以我在課間一個人站著無所事事。我該怎么辦？

2.What should I do with this information?知道后我該怎么做

3..What should I do, do you think? About what?你覺得我該干點什么呢？做什么？

4.What should I do first?我該首先做什么？。