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【简答题】
In the first ten years, Room to Read helped five million children and built more than 11,000 libraries.
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】What does the speaker compare the brain to?
A.
a lock and key
B.
a cauliflower and a walnut
【单选题】Why does the speaker talk about chromosome 7?
A.
To suggest how a genetic change might have fostered language.
B.
To show how similar humans are to chimps and mice.