---Do you know the man is reading the book over there? ---Yes, he’s Mr. Green, our PE teacher.
—__________ do you play baseball after school?—Twice a week.
—What __________ your father __________?—He’s generous and polite.
Now Chinese people are living a __________ life than before.
David is __________ student in our class. Nobody is taller than him.
—Is Obama __________ honest and clever man?—Yes, and that’s why we chose him to be __________ president of the USA.A. a, a B. the, theC. a, the D. an, the