His head swung from right to left and back again.

His head swung toward the front door, which he alone could see.

His head had swung away as if I'd hit him.

Then her head swung forward again, as the office door opened.

His head swung round the room, for he didn't quite know where she was.

The creature's head swung toward the fire and away again.

I felt him jerk in fear as his head swung to look at me.

The old man's head swung swiftly to look down at him.

His head swung round and he saw that she was staring at him.

The big horse's head and neck swung out of range.