题目内容：
According to the author, physical differences between races can cause differ-ences in___________.
参考答案：
答案解析：
单选题：According to the author, physical differences between races
- 题目分类：英语
- 题目类型：单选题
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Americans have a bath in the morning to ___________.
Americans have a bath in the morning to ___________.
下列各项中，属于所有者权益项目的有（ ）。
下列各项中，属于所有者权益项目的有（ ）。
毫无疑问，禁烟政策的引入获得了那些一直抵制在办公室吸烟的员工的强
毫无疑问，禁烟政策的引入获得了那些一直抵制在办公室吸烟的员工的强
--Youjust think of yourself! You kept us waiting for you for
--Youjust think of yourself! You kept us waiting for you for over two hours.--I'
下列对原文内容的理解，正确的一项是（ ）(3分)
下列对原文内容的理解，正确的一项是（ ）(3分)