题干

如图是碳及其化合物相互转化关系:

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同类题1

根据短文理解,从A、B、C、D四个选项中选择最佳答案填空。

    The International Climate Champions (ICC) project began in 2007. It gives young people of school age a chance to speak publicly on climate change and to call on people to take action to reduce its 1 .

    Each country involved selects three teenagers to be Climate Champions, who take part in local and international activities.Climate Champion Irene Sanna lived on the Italian island of Sardinia. Irene is interested in solar energy, and  2 believes that Sardinia should use the waves around its coast to produce electricity. 'We must make our plans to save our coast, which still has no pollution. We must protect the animals, birds and fish in danger from global warming. And we must recycle.'

    Chinese student Ding Yinghan is the Beijing Climate Champion. Ding feels it is not  3 to say that just one country - his own - is causing climate change. He says the air pollution that leads to global warming comes from many parts of the world, including poorer countries that are now growing more quickly. He believes the only way to  4 the situation getting even worse is for rich and poor countriesto work together.

    Sophia Angelis, a junior student in California, is a US Champion. She's against young people's generation lack of interest in politics and feels they need to discuss the problems that really matter to their generation. Sophia strongly believes that climate change is an important issue for her generation. For her, 5 in the way teenagers behave are an important way of influencing choices made by parents.

In 2008, the Climate Champion attended the International Conference of Environment Ministers in the Japanese city of Kobe.  6 , 30 countries are involved in the ICC, and more countries are expected to join soon.

同类题2

阅读下面文章,完成第后面小题。
         ①明媚的三月三如期来临。然而,三月三留给我印象最深的,不是野外风筝飘飞的轻盈和艳丽,而是奶奶用刀砍树的声音。
         ②“三月三,砍枣儿干……”每到这个时候,奶奶都会这么低唱着,在清凉的阳光中,手拿一把银亮的刀,节奏分明地向院子里的枣树砍去。那棵粗壮的枣树就静静地站在那里,用饱含沧桑的容颜,默默地迎接着刀的洗礼。
         ③“奶奶,您为什么要砍树?树不疼吗?”我问。在我的心里,这丑陋的树皮就像穷人的棉袄一样,虽然不好看,却是它们执御冰雪严寒的珍贵铠甲。尽管冬天已经过去,可现在还有料峭的春寒啊。奶奶这么砍下去,不是会深深地伤害它们吗?难道奶奶不知道“人活一口气,树活一张皮”吗?我甚至偷偷地想,是不是这枣树和奶奶结下了什么仇呢?
         ④“小孩子不许多嘴!”奶奶严厉地呵斥着我,把我赶到一边,继续自顾自地砍下去,一刀又一刀……
         ⑤那时候,每到秋季,当我吃着甘甜香脆的枣时,我都会想起奶奶手里凛凛的刀光,心里就会暗暗为这大难不死的枣树_________。惊悸和疑惑当然也有,但是却再也不肯多问一句。
        ⑥多年之后,我长大了。当这件事情几乎已经被我淡忘的时候,在一个远近闻名的梨乡,我又重温了童年的一幕。
        ⑦也是初春,也是三月三,漫山遍野的梨树刚刚透出一丝清新的绿意。也是雪亮的刀,不过却不是一把,而是成百上千把。这些刀在梨树千上跳跃飞舞,像一个个微缩的芭蕾女郎。梨农们砍得也是那样细敢,那样用心,其认真的程度绝不亚于我的奶奶。他们________地砍着,仿佛在精雕细刻着一幅幅令人沉醉的作品。梨树的皮屑一层层地洒落下来,仿佛是它们伤痛的记忆,又仿佛是它们陈旧的冬衣。
        ⑧“老伯,这树为什么要这样砍呢?”我问一个正在挥刀的老人。我隐隐约约地感到,他们和奶奶如此一致的行为背后,一定有一个共同的理由。这个理由,就是我童年里没有知晓的那个谜底。
        ⑨“你们读书人应该知道,树干是用来输送养料的。这些树睡了一冬,如果不砍砍,就长得太快了。”老人笑道。
        ⑩“那有什么不好呢?”
        ⑪“那有什么好呢?”老人反问道,“长得快的都是没用的枝条,根储存的养料可是有限的。如果在前期生长的时候把养料都用完了,到了后期还拿什么去结果呢?就是结了果,也只能让你吃一嘴渣子。”
       ⑫我怔在了那里,没有说话。
       ⑬我被深深地震撼了:树是这样,人又何尝不是如此呢?一个人如果年轻时过于顺利,就会在不知不觉间疯长出许多骄狂傲慢的枝条。这些枝条,往往是徒有其表,却无其质,白白浪费了生活赐予的珍贵养料。等到结果的时候,他们却没有什么可以拿出来奉献给收获的季节。而另外一类人,在生命的初期,就被一把把看似残酷的刀,斩断了圆润而酣畅的歌喉,却因此把养料酝酿了又酝酿,等到果实成熟的时候,他们的气息就芬芳成了一壶绝世的好酒。
        ⑭从这个意义上讲,刀之伤又何尝不是刀之爱呢?而且,伤短爱长。
       ⑮当然,人和树毕竟还有不同:树可以等待人的刀,人却不可以等待生活的刀。我们所能做的,也许就是在有刀的时候,去承受,去积蓄;在没有刀的时候,去寻找,去打造。让我们铭记刀爱,用生活的砥砺,去迎接累累的硕果和甜美的微笑。