取芯作业下钻的注意事项是什么？

For more than two centuries, American’s colleges and universities have been the backbone of the country’s progress. They have educated the technical, managerial, (1) and provided generation after generation of national leaders. Today educators from around the globe are turning to U. S. institutions of higher learning (2) . They are apt to find many reasons for the excellence of American universities, but (3) stand out as watersheds:
Education (4) : In 1862 Congress enacted the Land-Grant College Act, which essentially extended the opportunity of higher education (5) , including such disenfranchised groups as women and minorities. Each state was permitted to sell large tracts of (6) and use the proceeds to endow at least one public college.
(7) : Over the years, the decentralization and diversity of the America’s colleges and universities have promoted competition for students and resources. Competitive pressure first arose (8) . The academy’s impact really grew after World War II, when (9) commissioned by President Roosevelt argued that it was the federal government’s responsibility to (10) for basic research. Instead of being centralized in government laboratories, scientific research (11) in American universities and generated increasing investment. It also gave graduate students research opportunities and helped (12) far and wide, to the benefit of industry, medicine and society as a whole.
(13) : The end of the World War II saw passage of the Servicemen’s Readjustment Act of 1944. The law, which provided for (14) for returning veterans, made an already democratic higher-education system accessible in ways that were (15) in Europe, opening the doors of the best universities to men and women who had (16) of going to college.
(17) : The creation of federal loan guarantees and subsidy programs, as well as outright grants for college students brought (18) to higher education and further helped to democratize access. Since its founding (19) , the Federal Family Education Loan Program has funded more than 74 million student loans worth more than (20) .

体重8.3kg，前囟1cm，出牙4个，能扶床栏杆站立，并会发声“爸爸”、“妈妈”，最可能的月龄是()

A．3个月

B．5个月

C．7个月

D．9个月

E．12个月

40％的院外心脏骤停是由（ ）引起的。

        燃烧了16天的奥运圣火，在国家体育场缓缓熄灭。放飞梦想的“鸟巢”，用不舍的温情点亮告别的夜晚，为第29届夏季奥林匹克运动会画上圆满的句号。　　

        16天里，北京，这座有着光辉历史而又充满生机活力的城市，让我们经历了多少激情和欢乐。16天里，奥林匹克，这人类体魄与精神的大舞台，为我们呈现了多少精彩故事和传奇。　　

        16个国家和地区，１万多名运动员，45亿观众，北京奥运会成为有史以来参赛国家和地区最多的一届奥运会，也是奥运会历史上转播规模最大的一次。体育是天神的欢愉，体育是生命的动力，奥林匹克的旗帜，前所未有地将整个世界凝聚在一起，这是北京的光荣，更是奥林匹克的光荣。

（1）第29届奥运会，中国体育代表团以51枚金牌雄踞奖牌榜首位，消息传来，同学们欢欣鼓舞，用各种方式来表达自己内心的喜悦心情，小明撰写了两幅对联，但缺少横批，请你根据示例，任选其一，将对联横批补充完整。

        示例：上联：养精蓄锐，备战零八奥运；

                   下联：一飞冲天，赛场扬我国威。 

       横批：雄震国威

①上联：申奥运，盼奥运，个个齐心；

    下联：迎奥运，看奥运，人人皆喜。 

    横批：                                               

②上联：北京奥运举办圆满； 

   下联：中华健儿摘金顺利。 

   横批：                                                 

（2）北京奥运会期间，备受中国人关注的雅典奥运会110米栏冠军得主刘翔在小组赛中因脚伤退赛，一时间，舆论四起，批评的，理解的，不解的，各种声音不绝于耳，作为一个初中生，你对这一事件怎么看，写出你的看法。

晋悼公与晋襄公是什么关系？