When I jumped into the river, the water ___very cold.

Mary __________ to know where you have been, as she has something important to tell you.

 Materials of this kind ____ once ____ on the wall.

--Beg your pardon, please.I didn't quite catch what you said.---Oh, I ___ to myself.

They became friends again that day , Until then, they        to each other for nearly two years