问题 单项选择题

Passage Four

Roger Federer Lights up the Arabian Night
罗杰·费德勒点亮阿拉伯之夜

Plenty of people will be glad Tim Henman was not here to trouble Roger Federer once more last night,as the seedings said he should have been.Popular with the expatriates though he may be,and capable of upsetting Federer though he undoubtedly is,there is nothing quite so stirring as seeing one of the most gifted world No l s of all in full cry.
Instead of struggling with his jinx player,Federer imposed a spell of his own.He beat Andrei Pavel,whom Henman beat in the Paris Masters final,by6-3,6-3,and strode the court like a ruler who knows his aura is expanding.
It carried the Swiss imperiously into a semi-finals of the Dubai Championships,where he will face Jarkko Nieminen.The Finn earned his place by defeating the Dutch No 8 seed Sjeng Schalken 6-3,6-3.
Federer insisted he was not at his best-"I haven’t wanted to chase the fines as much as I should,"he said.
Pavel was driven to distraction as it was.He had akeady lifted himself near the level he showed when he was in the top 20.But just when he looked as if he might prolong the second set, Federer struck.
He retrieved one ball from deep,outside the tramlines on the forehand side,turned and reached the next ball from short and outside the tramlines on the backhand side,and still somehow hit a controlled winner.It completed the decisive break of serve.
Pavel responded by launching a spare ball towards the sky and it landed on the whiskey tables in the lrish village below.The umpire uttered a code violation warning in little more than a whisper.It was as though he felt sympathy for the Romanian.
If Federer reaches tomorrow’s final he will play Spain’s Feliciano Lopez,whose Davis Cup debut came in the singles in the 2003 final in Melbourne,or Mikhail Youzhny,whose first Davis Cup experience was as a ball boy in the 1995 final in Moscow.
That spurred Youzhny to make a top-level breakthrough seven yearslater,and to develop perseverance which has been revealed this week in a 6-3,1-6,6-1 quarter-final win over Rafael Nadal yesterday in heat which would have made a camel protest,and in a recovery from two days’vomiting after eating Japanese seafood."My cap felt as if it weighed five kilos."he said.

The author made a special mention of Mikhail Youzhny’s win at the quarter final because______.

A.he was greatly impressed by Youzhny’s experience as a ball boy

B.he admired Youzhny’s perseverance during the match

C.Youzhny was as persevering as a camel

D.Youzhny took to Japanese seafood which made him very weak

答案

参考答案:B

阅读理解与欣赏

阅读文段,回答问题。

氦-3——人类未来的新能源

  ①氦-3是一种清洁、安全和高效的核融合发电燃料。开发利用月球土壤中的氦-3将是解决人类能源危机的极具潜力的途径之一。

  ②氪-3是氪的同位素,含有两个质子和一个中子。它有着许多特殊的性质。根据稀释制冷理论,当氦-3和(-4以一定的比例相混合后,温度可以降低到无限接近绝对零度。在温度达到2.18k以下的时候,液体状态的氦-3还会出现“超流”现象,即没有粘滞性,它甚至可以从盛放的杯子中"爬”出去。然而,当前氯-3最被人重视的特性还是它作为能源的潜力。氯-3可以和氯的同位素氘发生核聚变反应,但是与一般的核聚变反应不同,氯-3在聚变过程中不产生中子,所以放射性小,而且反应过程易于控制,既环保又安全。但是地球上氪-3的储量总共不超过几百公斤,堆以满足人类的需要。科学家发现,虽然地球上氯-3的储量非常少,但是在月球上,它的储量却是非常可观的。

  ③氯大部分集中在颗粒小于50微米的富含钛铲的月壤中,估计整个月球可提供71.5万吨氪-3,这些氯-3所能产生的电能,相当于1985午芙国发电量的4万倍,考虑到月壤的开采、排气、同位素分离和运回地球的成本,氮-3的能源偿还比估计可达250。这个偿还比和铀235生产核燃料(偿还比的20)及地球上煤矿开采(偿还比约16)相比,是相当有利的。此外,从月壤中提取1吨氯-3,还可以得到约630U吨的氢,70吨的氮和1600吨碳。这些副产品对维持月球永久基地来说,也是必需的。俄罗斯科学家加利莫夫认为,每年人类只需发射2到3艘载重100吨的宇宙飞船。从月球上运回的氦-3即可供全人类作为替代能源使用1年,而它的运输费用只相当于目前核能发电的几十分之一。据加利莫夫介绍,如果人类目前就开始着手实施从月球开采氮-3的计划,大约30年到40年后,人类将实现月球氮-3的实地开采并将其运回地面,该计划总的费用将在2500亿美元到3000亿美元之间。

  ④从20世纪90年代开始,包括中国、以色列、日本、印度等国家在内,人类掀起了新一轮的探月高潮,在这次探月潮中,氦-3成为世人瞩目的目标,我国“嫦娥一号”探月卫星搭载的探月仪器于2004年4月开始初样研制,其中探测月球土壤厚度与元素含量是该探月仪器工作的重要内容。氮-3作为最有潜力的新能源,已经成为世界各国能源研究的重要课题。(选自《新华文摘》2005.9,有改动)

1.为什么说“开发利用月球土壤中的氦-3将是解决人类能源危机的极具潜力的途径之一”?

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2.本文作者在《神奇的氮-3》一文中曾说:“科学家通过分析从月球上带回来的月壤样品估算,在上亿年的时间里,太阳风为月球带去大约5亿吨氦-3。”这与本文第③段开头画线句所介绍的内容是否矛盾?为什么?

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3.文中大量使用了数字的说明方法,试举出一例并说明其作用。

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4.下列说法符合原文意思的一项是(   )

A.氮-3是含有两个质子和一个中子的氮的同位素(元素),同时它也是一种清洁、安全和高效的核融合发电燃料(物质)。

B.作为未来新能源的氮-3,在其聚变过程中不易产生中子并且放射性小,所以它将是一种环保型的新能源。

C.从月壤中提取氦—3所得到的副产品要以满足月球永久基地生产和生活的需要。

D.由我国“嫦娥一号”探月卫星搭载发射的探月仪器目前已进入对月球土壤厚度与元素含量的初步探测阶段。

5.假若某年后由我国发射的宇宙飞船将氦-3成功运回地面,请你根据本文介绍,用上“月球”氦-3’“科学家”三个词语(可不考虑先后顺序)写一段话。代表中学生向从事开发利用氦-3能源的科学家表示祝贺或感谢。

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问答题

请参加以“我来说生肖(属相)”为主题的综合性学习活动。

【活动一;亮出生肖】请写出你的生肖或你喜欢的一种生肖,并从下面的诗中找出与其对应的诗句,书写在横线上。(温馨提示:后面的活动均围绕你所写的生肖展开。)

十二生肖诗

硕鼠饮河河不干,牛女长年相见难。

赤手南山缚猛虎,月中取兔天漫漫。

骊龙有珠常不眠,画蛇添足实为累。

老马何曾有角生,羝羊触藩徒忿嚏。

莫笑楚人冠沐猴,祝鸡空自老林邱。

舞阳屠狗沛中市,平津牧豕海东头。

——胡俨《列朝诗集》

                                                                                                                                                         

【话动二:链接生肖】请写出与你亮出的生肖有关的一个成语、俗语或歇后语。(不得照抄上面诗中的内容)                                                                                                                                                          

【活动三:妙解生肖】十二生肖在传统文化中都有一定的寓意,并有相对固定的搭配,这反映了中国人对人生的独特认识。请选择你亮出的生肖所在的一组搭配,仿照示例作独到的阐述。

       要求:①句式与示例基本一致;②字数可适当增减;③选“龙和蛇”的。不得照抄示例。

       备选组:a.鼠和牛       b.虎和兔     c.龙和蛇     d.马和羊    e.猴和鸡     f.狗和猪

[示例]龙和蛇:龙代袁刚猛,蛇代表柔韧。刚猛和柔韧一定要结合在一起。如果只有刚猛,不柔韧,那就变成了暴戾;而只是柔韧,不刚猛,那就变成了软弱。

                                                                                                                                                        

【活动四;推介生肖】请写一段话,借文学作品或影视作品中的动物形象推介你亮出的这种生肖。

要求:①语言流畅、生动;②35字左右。