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【单选题】
关于肾的说法,何者为错误?A.
右肾前面内侧缘邻十二指肠
B.
肾由15-20个肾段构成
C.
成人肾门约平第1腰椎水平
D.
肾肾门向肾内一个较大的腔
E.
两肾上端接肾上腺
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【单选题】“ You are a ________; that ’ s why you won ’ t climb the tree ” , the boy on the top of the tree shouted to his buddy.
A.
chicken
B.
rat
【单选题】下列有关碳和碳的氧化物的说法中不正确的是（ ）
A.
工业中利用活性炭脱色以制白糖
B.
金刚石和石墨中碳原子排列方式相同
C.
室内放一盆水不能防止一氧化碳中毒
D.
木炭、活性炭主要成分都是单质
【简答题】热电偶的冷端温度补偿方法有______。
【单选题】听力原文： Elephants live mostly on grass, leaves and fruit. They also eat the twigs and bark of trees. The quantity of food and water which they consume is enormous, and they can be very destructive in th...
A.
Asiatic elephants are larger.
B.
African elephants do not like being exposed to the sun.
C.
African elephants prefer to live in shady places.
D.
Asiatic elephants are fond of bathing.
【单选题】It was found that, compared with female wild elephants, female zoo elephants
A.
live longer
B.
grew up faster
C.
enjoy the same life spans
D.
died much earlier
【单选题】听力原文： Elephants live mostly on grass, leaves and fruit. They also eat the twigs and bark of trees. The quantity of food and water which they consume is enormous, and they can be very destructive in th...
A.
Asiatic elephants are larger.
B.
African elephants do not like being exposed to the sun.
C.
African elephants prefer to live in shady places.
D.
Asiatic elephants are fond of bathing.
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