Complete the sentences with suitable words.

Write one word in each gap.

away, with, back, on, down

We will keep [ ] fighting for human rights in all parts of the world.

Tom is a bad person. You should keep [ ] from him.

I'm going to sleep now, so could you try to keep the noise [ ]?

Jason talks so fast! It's very difficult to keep up [ ] what he's saying.

I don't think it's right to keep something [ ] from your close friends.