正确答案: A

增长率上升

题目：世界人口的增长动态是( )

解析：A

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举一反三的答案和解析：

[单选题]Passage ThreeEducation is not an end, but a means to an end. In other words, we do not educate children only for the purpose of educating them; our purpose is to prepare them for life. As soon as we realize this fact, we will understand that it is very important to choose a system of education which will really prepare children for life. It is not enough just to choose the first system of education one finds, or to continue with one's old system of education without examining it to see whether it is in fact suitable or not.

a means

解析：44．答案为B  此题为细节题。本文主要探讨教育问题。第一句就是主题句，给出了教育的定义。所以答案在第一段的第一句：Education is not an end，but a means to an end。

[单选题]支配小腿肌前群的神经是 （ ）

腓深神经

[单选题]下列哪种检查是锥体束征( )

Lasegue征

[单选题]下列哪项不属于既往史内容 （ ）

父母的患病史