She simply refused to let the matter rest where it.was.

More often than not he would simply refuse to answer.

The next night she simply refused to go to sleep.

But by simply refusing to take no for an answer, he at last had his way.

Another who'd simply refused one day to leave the ship.

He simply refused to believe the worst about his friend.

She simply refused to go to school, and stayed at home.

The central Government simply refuses to pay a fair market value for them.

What could the duke do if his son simply refused?

In some cases, authors simply refuse to provide the information.