Sentence examples for certain when from inspiring English sources

No one is certain when that will be.

It is not certain when it would happen.

Nobody is certain when or how smallpox first appeared.

The team was not certain when he would return.

He is not certain when he became aware of his family's importance in African history.

But one thing is certain: when it comes to asset bubbles, bigger is not better.

That was not so certain when the race began in May.

Thus, it is not certain when Homo developed the linguistic skills that characterize modern humans.

It is not certain when they will arrive, the officials said.

Of course, nothing is ever certain when you embark on a decision like this.

In addition, the outcome is more certain when the polls are more consistent with one another.