It required very little time, effort, and attention from him.

But California's problems require federal attention in the here and now.

These are the areas which I feel require my attention.

"They don't require medical attention beyond what we can provide here."

He had the feeling she would require his entire attention.

It was a major issue that required his attention, they say.

However, you may experience any of several conditions that require medical attention.

Most children have some kind of health issue requiring attention.

I am going to do something about them, but this situation requires my full attention right now.

"I do not understand why it requires so much attention."