单选题
It is important that scientists be seen as normal people asking and answering important questions. Good, sound science depends on 28 , experiments and reasoned methodologies. It requires a willingness to ask new questions and try new approaches. It requires one to take risks and experience failures. But good science also requires 29 understanding, clear explanation and concise presentation. Our country needs more scientists who are willing to step out in the public 30 and offer their opinions on important matters. We need more scientists who can explain what they are doing in language that is 31 and understandable to the public. Those of us who are not scientists should also be prepared to support public engagement by scientists, and to 32 scientific knowledge into our public communications. Too many people in this country, including some among our elected leadership, still do not understand how science works or why robust, long-range investments in research vitally matter. In the 1960s, the United States 33 nearly 17% of discretionary (可酌情支配的) spending to research and development, 34 decades of economic growth. By 2008, the figure had fallen into the single 35 . This occurs at a time when other nations have made significant gains in their own research capabilities. At the University of California (UC), we 36 ourselves not only on the quality of our research, but also on its contribution to improving our world. To 37 the development of science from the lab bench to the market place, UC is investing our own money in our own good ideas. A. arena B. contextual C. convincing D. devoted E. digits F. hasten G. hypotheses H. impairing I. incorporate J. indefinite K. indulge L. inertia M. pride N. reaping O. warrant