HE BEHAVED IN A VERY STRANGE WAY. THAT SURPRISED ME A LOT.A.I WAS AL...

1.

He behaved in a very strange way. That surprised me a lot.

A.

I was almost not surprised by his strange behaviour.

B.

His behaviour was a very strange thing, that surprised me most.

C.

What almost surprised me was the strange way he behaved.

D.

He behaved very strangely, which surprised me very much.