摘要： - you book? -Yes, I am. A. Do, read B. Are, read C. Are, looking D. Are, reading
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— ______ you ______ a book?
— Yes, I am.
— Yes, I am.
[ ]
A. Do; read
B. Are; read
C. Are; reading
D. Are; looking
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B. Are; read
C. Are; reading
D. Are; looking