"I don't know," Rebecca said, feeling herself flush with desire like a silly schoolgirl as she spoke.

Yvonne hated it when he talked down to her like that, as if she were indeed a silly schoolgirl who just didn't get it.

One would think she was a silly schoolgirl!

We were still excited, and we giggled like silly schoolgirls the rest of the way.

She was behaving like some sort of silly love-struck schoolgirl.

Am I really just a silly schoolgirl?

I'm thirty years old, she told herself, and I'm acting like a silly schoolgirl.

Loved you at first sight, like a silly schoolgirl.

With all the composure of a silly schoolgirl, she felt her heart flutter in her breast.

You're behaving like a silly schoolgirl, she berated herself.