单选题：In the 1950s that the American government finally took actio

题目内容：

In the 1950s that the American government finally took action to build a national highway system. A．Right
B．Wrong
C．Not mentioned

参考答案：

答案解析：

Harry Potter's invisibility cloak doesn't have any real comp

Harry Potter's invisibility cloak doesn't have any real competition yet, because

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请根据短文内容，回答题。Centers of the Great European CitiesThe centers of the great cities

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