原式=cos(-3π-π6)=cos(-π6)=cosπ6=32.
故选D
1、 “丹凤眼,卧蚕眉,面如重枣,青龙偃月刀。”这一肖像描写写的是哪部小说中的哪个人物?他的性格特点是什么?作者是谁?
(1)作品:___________
(2)人物:___________
2、 他来自农村,到北京后选择了城市底层老百姓很普通的行业——拉洋车,但他虽历经奋斗,却仍摆脱不了悲剧的命运。请问他是谁?出自哪部小说?作者是谁?
(1)他是:____________
(2)作品:____________
(3)作者:____________
Statistics from China (1) be mind boggling: 1.2 billion (2) , 1.73 trillion cigarettes smoked in a year, 7,000 different (3) of woody plants. But amid all of these staggering sums, one factoid stands (4) for both its audacious size and for what it says about China’s future: there are 630 million Chinese under the age of 24. That’s a lot of (5) energy to burn. Materialism may be the (6) preoccupation among China’s young people these days, but just beneath the surface lies a feeling (7) wounded nationalist pride and an ever-deepening spiritual hunger. It isn’t clear where China’s young people are headed. But this is a generation that, by its (8) size and certain talents, will (9) the world’s destiny. Here’s another sobering statistic: this is Terry McCarthy’s 22nd, and final, cover (10) for TIME Asia-he’s leaving the region (11) three years to become TIME’s Los Angeles (12) chief. McCarthy, who has indefatigably crisscrossed Asia out of his twin bases of Hong Kong and Shanghai, was the main driver (13) this week’s superb special report on young China. He developed the story list, guided much (14) the reportingand wrote some of the articles. All (15) planning a swank black-tie masked ball last weekend in Shanghai. "I was (16) by the willingness of individual Chinese to write for us or talk about their (17) ," McCarthy says about the special (18) . "These are the guys (19) are going to be running the country in 20 (20) ." If we’re lucky, McCarthy will be back in the region long before then.