单选题：Of the reptile groups, the snake group was the final one to

题目内容：

Of the reptile groups, the snake group was the final one to appear． A．last
B．best
C．ugliest
D．longest

参考答案：

答案解析：

The Klondike was the scene of one of the biggest gold rushes

The Klondike was the scene of one of the biggest gold rushes the world has ever

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