正确答案: D

以上都对

题目：膝关节的囊外韧带有 （ ）

解析：D

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举一反三的答案和解析：

[单选题]关于低渗性脱水，下列选项错误的是 （ ）

明显口渴

[单选题]According to the author, in order to stay young and attractive, women should______.

enrich their mind

解析：

47．答案为B  从第二段...can still maintain her beauty if she has such excellent qualities可知作者认为内心的丰富和美丽比外表美更持久。

[单选题]成人新九分法计算烧伤面积，下列选项错误的是（ ）

双大腿、双小腿、双足为46%

[单选题]血清钠正常参考值是( )

135～145mmol／L

[单选题]What is the purpose of Johnson's speech tour?

To raise the awareness of young American against the disease.

解析：主旨大意题。文章的最后一段提到“…by talking realistically instead of avoiding the issues，Johnson can help make the next generatiorn of African-Americans less likely to have HIV and AIDS．”(约翰逊通过实事求是的交谈而不是回避问题，可以帮助减少下一代美籍非洲人患HIV和艾滋病的几率。)选项A(将自己当作抵制疾病的典型)、选项C(为美国黑人艾滋病感染者提供更好的治疗)和选项D(在HIV和艾滋病患者身上尝试新的治疗方法)都与文意不符，因此正确答案应是B(提高美国年轻人抵御疾病的意识。

[单选题]From the passage, we know that web directories are _________.

arranged based on the topic

解析：逻辑分析题。由文章第二段第二句“Web dictionaries can have a general or topic specific focus and are usually organized into several categories based on the topic specific focus．”(网页目录有普遍或特定的焦点范围，它是根据特定的话题类型组织起来的。)可知选项C(arranged based on the topic根据话题编排)与文意最为接近，因此C为正确答案。

[单选题]The grain output is ______this year than that of last year.

5 percent higher

解析：

13．答案为D  今年比去年粮食产量增加5%。比较时句型为主语+谓语十倍数(分数)十形容词(副词)比较级+than...。

[单选题]Why does the author think the BMGF is the most innovative and successful in history? _________.

Because their money is ruled to be given to the really needy people.

解析：逻辑推理题。作者为什么认为RMGF是历史上最创新、最成功的基金会?根据全文内容来看，是因为这个基金会的所以基金都是用来帮助世界各地最最需要帮助的人。从四个选项来看，只有A项“Because their money is ruled to be given to the really needy people．”最符合题意，所以正确答案是A。