1.Studies of the Weddell seal in the laboratory have described the physiological mechanisms that allow the seals to cope with the extreme oxygen deprivation that occurs during its longest dives which can extend 500 meters below the ocean’s surface and last for over 70 minutes.
We can learn from the sentence that the Weddell seal can
A . possess unique psychological organisms
B. deal with low-density oxygen in and out of the sea
C. dive between the surface and 500 meter below freely
D. be adapted to deep water with special endurable capability
E. deal with oxygen shortage lasting for 70 minutes
偶选E, seals can cope with the extreme oxygen deprivation that occurs during its longest dives which can extend 500 meters below the ocean’s surface and last for over 70 minutes.
D项中,深水,特有的耐力文中没有说到
5楼的朋友你好,你看一下A . possess unique psychological organisms
a项中的是 psychological 心理的
原文中 Studies of the Weddell seal in the laboratory have described the physiological mechanisms that
提到的是physiological 生理的。