Could you please ________ the TV a little? It’s too noisy.

Mary, whose photo is it?—It ______ be Lu’s. Those are her parents.

New technologies have made ____ possible to turn out new products faster and at a lower cost.

There can be no life on the earth without water. —-That’s right. Water _____ everywhere.

My bike is _______________ yours.— But mine is much more expensive than yours.