Complete the sentences with suitable words.

Write one word in each gap.

away, with, back, on, down

Oliver suspects that I am keeping something [ ] from him.

He runs so fast that I could never keep up [ ] him.

Despite my injury, I still want to keep [ ] playing professional football.

Keep [ ] from the fire!

Ann was so happy that she got an A+ grade. She couldn't keep her emotions [ ].