My friend's little brother also didn't learn to speak properly until he was three and a half.

It looks like he might not be able to speak properly after all.

"Would you read it and tell me whether this is a language which science may properly speak?"

It was years before she would speak to her parents properly about the abuse.

He can't speak properly and the nose does not understand him.

In addition she was unable to speak or walk properly.

Properly speaking, we ought never to have started at all that year.

You have taught me to listen, so that I can speak properly.

Or, rather, properly speaking, he could not imagine himself dead.

I consider telling her to speak properly, just for spite.