Sentence examples for not certain of from inspiring English sources

I'm not certain of the etiquette.

Judge Allred said he was not certain of the answer.

We're not certain of her [Nancy's] survival," Grace Akumu says.

He is not certain of the bar's history.

Meteorologists are still not certain of the storm's track.

But he is not certain of even the outlines of a settlement.

I'm not certain of his greatness.' Wyndham finally left the Sunday Times in 1980.

I am nothing if not certain of Milo's toddler-size love for me.

Even the elder statesman among managers is not certain of his status.

Yesterday, CNN said it was not certain of the cause of the problem.

"I'm not certain of the hours," the detective replied, adding, "I wouldn't dispute that number".