单选题：What does the passage imply about a brown dwarf?.

题目内容：

What does the passage imply about a brown dwarf?. A．It's bright.
B．It's not very big.
C．It's not a planet.
D．It's huge.

参考答案：

答案解析：

When the end of the world comes, we'll know what to blame. S

When the end of the world comes, we'll know what to blame. Scientists have found

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听音频，回答下列问题：The news is mainly about __________A．Helping war veterans suffering

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