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问题 单项选择题

图中SCI收录论文总数最少的年份是（）。

A．2003年

B．2004年

C．2005年

D．2006年

答案

参考答案：B

解析：

首先对比2004年与2005年的科技论文总数和所占比重知68226÷5.25%＞57377÷5.43%，排除C。再根据首数法，49788÷4.48%≈1111XXX，57377÷5.43%≈1057XXX，71184÷5.87%≈12XXXXX，故选B。

填空题

Beijing: The United States and North Korea had their first ________in four months here this afternoon as part of the ________negotiations on how to end North Korea’’s nuclear program, but diplomats played down prospects for________.James A. Kelly, assistant________, and Kim Yong II, North Korea’’s deputy foreign minister, met ________of formal discussions, ________on direct dialogue that began after a stormy meeting ________in which North Korea warned that it was moving quickly to ________nuclear arms.The Bush administration had insisted ________that it would only hold talks with North Korea ________because, it argued, only ________pressure would persuade North Korea to________. It got its way when North Korea dropped its insistence on ________and agreed, after extensive efforts by China, to hold unusual simultaneous negotiations with ________,________,________and ________as well as the United States.Though Bush administration officials had not ________talking privately with the North Koreans during________, the fact that Mr. Kelly and Mr. Kim met on the first day was seen as a sign of ________by the American side.
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单项选择题 A1/A2型题

各型癃闭都可应用的手法是（）

A.拍击两侧腰肌

B.横擦腰骶部

C.捏脊

D.摩小腹
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