This passage mainly focuses on ______. Which of the following is NOT true?

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问题 This passage mainly focuses on ______.
Which of the following is NOT true?

选项 A、During the past two centuries, 19 species of animals have disappeared in Australia.
B、Life on Earth is about 3.5 million years old.
C、By the end of this century about one million species could become extinct.
D、At least 250 million species of animals and plants have lived on Earth.

答案D

解析 此题考查细节进行判断的能力。从第二段第一句可知答案。
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