Even now, they have not filled in all the gaps.

The big society is too small to fill in the gaps.

"Which one of you is going to fill in the gaps for me?"

Same parents filling in the gaps of their children's knowledge.

We hope to fill in the gaps on this page soon.

Just a few more details to fill in the gaps.

Often the first to arrive and among the last to leave, he filled in gaps before others saw them.

No longer did he have to fill in the gaps with his imagination.

"We are looking to this material to fill in the gaps."

You have to fill in the gaps for me, my dear.