How to use "positive" in a sentence

If audience reaction was as strong and as positive as Tina hoped, her financial future was assured, for her contract gave her two and one-half percent of the gross receipts, minus liquor sales, after the first five million

She was positive that nothing had been written on the board when Danny had gone away on that scouting trip

"Think positive," she said aloud

She was positive that Michael had not done the damage in Danny's bedroom

And I'm positive it can't be a stranger, which rules out most of the world."

"And I'm just as positive it isn't a friend or a relative

"You're positive?"

"Surely you don't want to take such drastic action until you're positive Stryker actually is headed for Reno

When they were nearly halfway across the graveyard, when Elliot was positive they weren't being pursued, he stopped, leaned against a tall monument, and tried not to take such huge, deep gulps of the painfully cold air

At four-thirty, they obtained a strong, positive identification from a maid at Harrah's.