Sentence examples for how do known from inspiring English sources

How do known physiology, animal experiments, or ecological data provide a context for your findings?

"How do you know?" "My tumors know".

How do we know what we know?

How do we know that Bernie knew?

Caesar: How do you know?

How do I know that?

But how do you know?

How do people know this?

SON: How do you know?

But how do I know?

How do they know this?