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【单选题】
男性,30岁,暗光下视物不清1年,眼睛干燥,有酗酒史。检查发现:角膜干燥,皮脂腺和汗腺角化,皮肤干燥,暗适应时间延长。为纠正该营养问题,最好的食物来源是:A.
动物肝脏
B.
奶制品
C.
坚果
D.
水产品
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【简答题】What will keep a sick man working when he should have gone to bed? The stress of his ____________.
【简答题】So you want to go to Mars? Here'ssomething to think about. You're going to have to eat and drink the samethings, over and over again. What comes out of your body will have to go backin again, day afte...
【单选题】听力原文：W：Will this keep me from playing basketball for a long time? M：Not too long．I thought you might have broken your arm，but the X-ray showed that the bone isn't injured. Q：What do you learn about th...
A.
Her arm needs an X-ray check.
B.
She played the basketball too long each time.
C.
She broke her arm in a basketball match.
D.
There is nothing serious with her arm.
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