I have been staying indoors too long to be aware of what had happen outside.

furthermore

enable

adequate

Reading eexcessively can enable us to know many things.

Be fair. James even did not have adequate time to prepare.

Owing to inflation, the old man's pensiong is not even adequate to buy a decent dinner.

Those officials who are not adequate for their position must step down.

concentrate on: keep or direct all one's efforts,thoughts,attention,etc

She concentrated on one aspect of the probiem to the exclusiong of all others.