–Someone is knocking at the door. Who ______ it be? --It         be Victor. He has gone to London yesterday.

- Look! It’s raining again.  -- Why _________it rain on Sundays? We are always staying inside! What a nuisance!.

You_____to work more ______with our organization.

— Who’s singing in the next room?— It ____ be her . She has gone to New York.

  —Shall I inform him of the change of the schedule right now?—I am afraid you _______, in case he comes late for the meeting.