–Is this your ruler? – Yes, it’s ________
—Whose book is this? —It _____ be Mary’s. Mo Yan is her favorite author. —No, it ____ be hers, she never brings novels to school.
—How are you getting on with your new roommate? —I’m no longer _______ with him. He ______ late with TV on every night.
—Do you know ____________ the population of India was in 1995?—I have no idea.A. what B. that C. how much
—I have never visited a paper factory.—__________ .A. I haven’t nor B. So have I C. Neither have I
__________ Tom __________ Sam may go with you because one of them must stay at home.A. Both; and B. Either; or C. Not only; but also