Mama knew he could do it, if he would only try.

"I wish Mama knew he was coming home," she said wistfully.

Mama doesn't know what the fuss is all about.

It's all a botched-up story so that Mama won't know.

Did Mama not know Liza never meant to cause her such pain?

Chivalry is such a boy still, and Mama knows nothing of the horses.

"Mama, did you know we heard a bomb at school today?"

Mama knew what was best, though, and she insisted that I get some education in one form or another.

If Mama knew this story, she'd rise from her grave to scold me.

"Maybe Mama didn't know there'd be so much stuff in the box," Larry said.