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问题 选择题

兔是恒温动物，下列各项描述中，与此无直接关系的是[ ]

A．兔的体毛光滑柔软，具有保温作用

B．兔的心脏四腔，血液循环分为体循环和肺循环，血液输送氧气的能力强

C．兔完全靠肺完成呼吸，气体交换能力强

D．兔有发达的盲肠，消化植物纤维的能力强

答案

答案：D

完形填空

阅读下面短文，在短文的空格内填入适当的词，使其内容通顺。

（ 每空格限填一词）（本题共五小题，每小题2分，满分10分）

Liu Xiang is not an overnight success. He was born in Shanghai ___小题1:__ 13th July, 1983 and, like many Olympic sports stars, he started training when he was very __小题2:. In Grade Four, he went to the Junior Sports School of Putuo District of Shanghai. Liu was encouraged at first to train as a high jumper. Then, in 1998, his skill at hurdling was noticed by his _小题3:_____ Sun Haiping. In 2004, he __小题4:___ the first Olympic Gold medal for China in Athens, Greece. Now he is training hard to go for more __小题5:__for China. Just because he was trained for gold!
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多项选择题

以下所列入境集装箱，需实施动植物检疫的有( )。

A．来自动植物疫区的集装箱

B．装载动物或动物产品的集装箱

C．装载植物或植物产品的集装箱

D．带有植物性包装铺垫材料的集装箱
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