1. I'll stay up all night, if necessary, to get it finished.

2. You guys can stay up all night gloating in the sleep lab.

3. When I was younger I could stay up all night and not get tired.

4. I will make this radio work even if I have to stay up all night.

5. I used to be able to stay up all night and suffer no ill effects whatsoever.

6. I'd like a double espresso so I can stay up all night because I'm in the mood to fuck.

7. Whether it is the assignment that requires you to stay up all night Copyedit or a simple task, we’ll nail it

8. Could verb (CAN) A2 past simple of "can," used to talk about what someone or something was able or allowed to do: When I was younger I Could stay up all night and not get tired.

9. Could verb (CAN) A2 past simple of "can", used to talk about what someone or something was able or allowed to do: When I was younger I Could stay up all night and not get tired.