— Look, it _____ be Jack who is at the gate of the library.It _____ be him. He has gone abroad.may; must B. must; mayn’t C. must; can’t D. can; mayn’t
—What’s that terrible noise? —The neighbors ________ for a party.
—Has Sam finished his homework today? —I have no idea. He ________ it this morning.
I ________ you not to move my dictionary—now I can’t find it.
—What were you doing when Tony phoned you? —I had just finished my work and________ to take a shower.
—I hear Jane has gone to the Holy Island for her holiday. —Oh, how nice! Do you know when she ________?