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给下面加粗的汉字注音，根据拼音写出汉字。

　　五月八日九时十七分，当奥运圣火被高擎于世界之diān时，北京奥运会的绿色奥运、科技奥运和人文奥运理念得到了最好的体现，现代奥林匹克运动历史上又写下了浓墨重彩的一笔。

擎________　diān________　

答案

qīng　巅

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I am honored to be here today, (1) Harvard at this celebration of the College Board’s half century of working to promote (2) and equal opportunity in higher education.
Before I say anything else, I want to thank everyone in the room for the work you do every day to make college (3) , available, and (4) for millions of young people across the country.
I want to focus my remarks on a matter of (5) to American familiesand to the future of the nation -- restoring education to its proper role as a (6) to equal opportunity and (7) in our society.
This has been an (8) in higher education, with great and creative efforts made by many institutions. Earlier this year, we announced a new (9) at Harvard aimed at the students from families of low and (10) income. Under our new program, families with incomes of (11) will no longer be expected to contribute to the cost of attending Harvard for their children. Families with incomes of less than $ 60,000 will also see their (12) reduced.
We are proud of this effort at Harvard, but we are aware that the programs of individual institutions with means can never be a substitute for our shared (13) to provide adequate funding for Pell grants and other financial aid, and for the state and community college systems that make higher education (14) and affordable for the (15) .
There is something empty about (16) initiatives that may be right for one institution without attention to their broader impact. (17) , we (18) if we urge changes in national policy without doing what we can on our own campuses.
In this spirit, I want to (19) today a problem that is emerging with (20) in this nation.
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单项选择题

在对一架装有差动式副翼飞机的飞行操纵系统进行检查时，操纵驾驶盘左右转动：（）

A、使每一个副翼从中立位置向上偏转的角度比向下偏转的角度要大。

B、使每一个副翼从中立位置向下偏转的角度比向上偏转的角度要大。

C、使右边副翼运动的角度（从完全向上到完全向下）比左边的要大。

D、使左边副翼运动的角度（从完全向上到完全向下）比右边的要大。
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