Sentence examples for these are proper from inspiring English sources

These are proper questions.

These are proper areas of concern.

These are proper first-class people".

No, these are proper prices, my mind's been in south-east Asia too long.

These are proper, thick-cut numbers, but with the tinge of pink all the way through that you only get from long contact with smoke.

The Diary is Dilla's lost 2002 vocal album, on which he raps, producing himself and others (Snoop Dogg, Bilal); these are proper tracks, not just half-baked ideas.

These were "proper" stars who had paid their Hollywood dues.

These rights are proper and undisputed.

But these boys are proper rock'n'roll stars.

These bunfights are proper on-your-best-behaviour occasions.

Printing with cartilage or printing custom prosthetic limbs, these things are proper non-sensational uses for this technology.