One of the soldiers knocked the boy to the floor.

He actually wanted to knock his brother to the floor.

She bumped into one of them and was nearly knocked to the floor.

Then, standing to face the picture, he struck, knocking it to the floor.

The force of it knocked them both to the floor.

The rest of the soldiers joined in, knocking him to the floor.

Then the House shook and he was knocked to the floor.

The husband rushed to his wife's aid and was knocked to the floor.

With his free hand he struck the boy heavily in the face and knocked him to the floor.

He must have injured it when she'd knocked him to the floor.