单选题：There is an abundant supply of cheap labor in this country.

题目分类：卫生类
题目类型：单选题
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题目内容：

There is an abundant supply of cheap labor in this country. A．a steady
B．a plentiful
C．an extra
D．a stable

参考答案：

答案解析：

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分类：卫生类题型：单选题

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分类：卫生类题型：单选题