----Hi. How’s it going?-----______.
Mr. and Mrs. Black ______ back _________.
——The dining room is dirty. Can anyone clean it?——________ I do it all the time.
——Would you mind turning down the music?——_____.
——Why is the classroom so dirty?——Sorry, Sir. It _____ yesterday. We forgot to do it.
——Have the police caught the thieves _____ the bank last week?——Yes, they were caught yesterday.