Look, the old man who is playing ________ piano is from ________ European country.
A.the; an B./; an C.the; a D./; a
animals,and,move, through, bears, other, quietly,forests,tigers (,.)
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friends,will, we, hope, I, remain,always (.)
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wine,to,excellent,grow, farmers ,grapes，make (.)
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apologized,led, Charlie, John, room, to, the, receptionist,and, and, their (.)
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air, the, clean,cool,trees,keep, can,and（.）
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