粗集料密度试验时的环境温度应在10～25℃之间。（）

创伤急救“五项技术”是指（）.

A.通气、止血、包扎、固定、搬运

B.通气、止血、包扎、固定、清创

C.复苏、输液、止血、包扎、固定

D.输液、通气、止血、包扎、后送

E.通气、止血、包扎、固定、复苏

14——17世纪，是“人”和“世界”被发现的时代。阅读下列材料，并回答相关问题：

材料一

材料二

黑奴贸易路线图

材料三 “14和15世纪，在地中海沿岸的某些城市已经稀疏地出现了资本主义生产关系的最初萌芽。”新兴资产阶级为了发展生产需要科学文化知识，而新文化的发展必须冲破教会的桎梏。在社会兴起了复兴希腊罗马的哲学、文学、艺术作品和历史人物。重新研究已被湮没了千年之久的古典文化。它是资产阶级在意识形态领域反封建制度的斗争。文艺复兴运动的思想体系是“人文主义”。 ——朱寰主编《世界中古史》

请回答：

（1）根据材料一、二，概况新航路开辟的影响。

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（2）多数人仍然认为新航路开辟对历史发展的影响是利大于弊，你同意吗？为什么？

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（3）根据材料三，文艺复兴产生的经济根源是什么？指出文艺复兴的实质。分析“人文主义”思想的进步性和局限性。

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There is a proposal in Washington to set aside $100 million to support single mothers on welfare who want to get married. This novel idea is a (62) that some of our politicians are coming to understand that the state of our national union (63) greatly on the state of our (64) unions--on the health of the marriage institution in America.
Divorce rates remain very high by (65) standards, and the children of the first generation of easy divorce are well into their own adults lives. (66) all the statistics and anecdotal accounts of this vast subject, what are the key (67) that are leading to health or sickness for the institution of marriage Where are we going wrong And how can we get back on (68)
The central question is whether we have allowed a culture to develop that (69) people for the challenges of marriage. Social (70) on selfishness and self-centeredness, and the achievement-oriented (71) of our business world, all encourage us to put family in (72) place. Marriage often represents the (73) from such a world of selfishness to a world of (74) . Family life is the normal context (75) we can learn that a life filled with (76) about others instead of ourselves is the sure road (77) the most fulfilling joys and satisfactions. But (78) preparing young people to learn this lesson, often we actually seem to be preparing them more for divorce than for marriage. (79) ignorant of the mysteries of giving, too many people enter marriage (80) high expectations of direct personal satisfaction, and then find themselves (81) disappointed and tempted to cut their losses.

A．in spite of

B．instead of

C．along with

D．except for

你有什么好方法可以应对压力

一辆汽车在做排放测试中，CO含量高。在测试过程中，氧传感器电压值一直都很低，然而，传感器功能是正常的。下面哪项是最可能的问题？（）

A、有某缸火花塞缺火

B、燃油泵压力高

C、喷油嘴漏油

D、空气滤清器滤芯太脏