Sentence examples for certain has been from inspiring English sources

Although nothing certain has been established about the training of Andrea Pisano, his background is likely to have been similar to that of some of the Orvieto sculptors.

The Government Accountability Office, which views a gap as "almost certain," has been urging NOAA to come up with alternatives, like leaning on other commercial, military or government satellites for helpful data.

Less certain has been how Beijing and the Vatican, whose relations have suffered numerous ups and downs, would come to terms over an appointment that for both parties involves ceding authority.

The only thing that has been certain has been the unexpected.

Global warming is usually used to describe the warming of the climate in the past 200 years, which the vast majority of scientists are almost certain has been caused by human activities.

In 1498, the Spanish scholar and humanist Antonio de Nebrija (1441 1522) stated that "nothing certain has been handed down from our ancestors" about the Western hemisphere.39 In roughly the same years, similar statements were coming from people of very different backgrounds.

Time approvers can log into Fieldglass at any time to approve submitted hours that they are certain have been worked.

The rest of us, I'm certain, had been lying when we encountered the tests, disingenuous at best.

"There we are," Richard said, entering with a tea set I felt certain had been in his family for generations.

"You said a certain person has been accused.

Unfortunately, a certain precedent has been established for collective responsibility".