Sentence examples for has been impossible to answer from inspiring English sources

Until now, it has been impossible to answer such questions because no one had collected comprehensive data on both built and unbuilt projects.

This question has been impossible to answer by studying artefacts alone, but now a major ancient-genome study has begun to shed some light on the mystery.

Good questions, which until now have been impossible to answer.

We should be asking questions we've always been told were impossible to answer before but the starting point is not with what data you hold, start with the important questions and work backward.

At least since the time of Hume, there have been philosophers who have proposed that metaphysics is "impossible"—either because its questions are meaningless or because they are impossible to answer.

It is impossible to answer this question directly because we do not have a "correct" list of genes associated with prostate cancer development.

It's impossible to answer, of course; you didn't get into anything.

"It is impossible to answer," he said.

Andersson Thiss question, it's impossible to answer.

I think it's impossible to answer that question.

But some questions, Ms. Koller said, were impossible to answer.