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【单选题】

The survival of a species from one generation to the next depends on many factors.

A.
endurance
B.
opportunity
C.
extinction
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参考解析:
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举一反三

【单选题】Houdini grew up in Budapest, Hungary, _____.

A.
a city in Western Europe.
B.
a city in Eastern Europe.
C.
a region in northern Russia

【多选题】conditions that change ptarmigan camouflage summer outfit Caribbean flounder

A.
a bird about the size of a pigeon that lives in Europe and North America.
B.
a fish whose flat body is the color of the ocean floor.
C.
speckled grey and brown feathers.
D.
availability of food and water, temperatures, the presence of predators both animal and human.
E.
a disguise that helps the ptarmigan hide from predators by matching the color of its environment.

【单选题】We know now that many of his techniques involved painful physical feats, _____.

A.
such as handcuffs, shackles, and jail cells
B.
such as dislocating his own shoulder bones and manipulating the size of his chest
C.
such as the Chinese Water Cell escape