Here's a nice simple question: you are having a meal with a large group of people at a big table. You need more salt on your food. Of course, you could just point your finger at the salt, and smile hopefully; but in many places people think it's rude to point your finger at all, even for a simple thing like this. What do you say to the person next to you?

'Imperative': Giving orders or instructions - tell them to do things