——Must I leave the room now?——No，you    .

—Listen! There is a knock on the door. Who _____ it be?—It must be Jack. Just now I sent for him.

The manager demanded that the work________ within three days.

—Do you know whose dictionary it is?—It ________ be Ann’s. Look! Her name is on the first page.

There _______ a bank , two supermarkets and a park in the neighborhood.