Sentences:
It is . . .
This is something . . .
It's something that you . . .
You can (verb) it.
You can (verb) with it.
You can use it to (verb).
It is used for V + ing.
You need it for V + ing.
You need/use it when . . .
If you want/need to (verb), then you can . . .
Questions:
Is it . . . ?
What do you do with it?
What is it made of?
What is it used for?
What's the difference between A and B?