---Listen! Is Tom singing in the room? --- No, it ______ be Tom. He has gone to Paris.A. mustn’t B. needn’t C. can’t
Mrs Smith has got _______ instead of getting any better.
--_____________-- I can’t move the box. Can you help me?
--Could I go skating with you, dad?-- ____. You have to practice piano at home.
--Could you tell me __________?--Of course, last night.
--Don’t forget to turn off the lights if you are the last one to leave. -- _______.