单选题：The study revealed that chromium found in Earth's continenta

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题目类型：单选题
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题目内容：

The study revealed that chromium found in Earth's continental crust remained stable before and after the rise of animals. A．Right
B．Wrong
C．Not mentioned

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Genetic advancements triggered the rise of animals.

Genetic advancements triggered the rise of animals.A．Right B．Wrong C．Not mention

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Many experts remain skeptical about his claims.

Many experts remain skeptical about his claims.A．untouched B．certain C．silent D．

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回答(9)题A．Previously B．Formally C．Initially D．Finally

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根据以下材料，回答题Dark Forces Dominate UniverseThe earth, moon, sun

根据以下材料，回答题Dark Forces Dominate UniverseThe earth, moon, sun and all visible st

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回答(52)题

回答(52)题A．only B．even C．just D．then

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