_____ of the water _____ polluted. We must try to protect our environment.

My brother plays ________ soccer well, and he plays ________ piano well, too.

Excuse me. Please look at the sign “NO PARKING HERE”.—Oh, sorry. I _____ it.

What ____ news! —Yes, all of the children were ____.

I don’t think you saw him just now.— .I did see him yesterday.