Phrasal verb stay

Complete the sentences with away, off, together, up.

I know we`ll always stay ... we can`t live without each other.

Stepan has a weak heart and often has to stay ... . I`m afraid she may have to repeat the year.

The friends decided to stay ... and go to one and the same university.

It`s quite a new cafe and people are staying ... but I hope it will become popular soon.

My doctor tells me to stay ... doing sport for some time before I fully recover.

"Don`t come up to these children," said the man. "Do you hear me? Stay ..."

Dad told me not to stay ... too late.

When I had stomachache, I had to stay ... spicy food for a long time.

Coming home from school I tried to stay ... from the street where my enemy lived.