Sentence examples for have to be certain from inspiring English sources

"There have to be certain conditions.

We just have to be certain that it's the right kind of response.

To give that penalty in the 90th minute you have to be certain".

There have to be certain signs that things are not the way they used to be".

And the government would have to be certain it could prevail.

But we'll have to be certain to raise purses and keep facilities that will make horsemen want to keep coming".

Mann had to be certain it wasn't cancer.

There has to be certain chemistry between the two characters and we had that straight away, I think.

"We had to be certain that we could answer and verify where, when, how and why this photograph was taken.

Second, when a reader describes feeling queasy she has to be certain to distinguish between the book and her own weakness of constitution.

So we had to be certain that it was wrong, and that we could prove it, and the relevant team at that time got penalized.