人教版(2019)必修第二册 Unit2 Wildlife protection拓展阅读专项训练(二)(有答案)

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名称 人教版(2019)必修第二册 Unit2 Wildlife protection拓展阅读专项训练(二)(有答案)
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更新时间 2023-03-09 19:02:31

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Unit 2 Wildlife Protection 拓展阅读专项训练(二)
刷阅读理解
体裁:说明文 题材:科学技术 词数:288 难度:中 建议用时:8分钟
[豫东名校2019高一联考]With their furry round heads and big black eyes, Zhongzhong and Huahua look just the same as any other monkey. But they happen to be the world’s first cloned monkeys.
Years ago, scientists used cloning techniques to produce Dolly, the world’s first cloned mammal(哺乳动物). They now used the same techniques to produce the monkeys in China.
In animal cloning, animals are produced in a lab by using DNa that is taken from the cells of a naturally-born animal. To clone Zhongzhong and Huahua, scientists from the Chinese Academy of Sciences first removed the nucleus(细胞核)from a monkey’s egg cell. They then put another nucleus taken from the monkey’s body cells into the egg cell. The newly-formed egg was put into the womb(子宫)of a female monkey. Finally, Zhongzhong and Huahua were born.
The cloning process is hard, especially removing the nucleus. It needs to be done in a fast and precise(精确的)way. The faster you do it, the less damage is done to the egg, according to CAS. Scientist Liu Zhen spent three years practising removing the nucleus.
Unlike common monkeys, them unlike common monkeys, cloned monkeys have the same DNA as each other. When doing experiments on them, scientists can easily know that certain results are caused by different treatments, rather than different genes.
According to Sun Qiang from CAS, most drug trials(药物试验)are done on lab mice. However, drugs that work on mice might not work on humans. The two species are very different.
“Monkeys and humans are closely related and testing on monkeys is supposed to be as effective as testing on humans,” Sun added.
1. What can we learn about Zhongzhong and Huahua
A. They are naturally-born monkeys.
B. They are the world’s first cloned mammals.
C. They are the world’s first cloned monkeys.
D. They are twin sheep that were born by dolly.
2. What do we know about the two monkeys
A. They look different from other monkeys.
B. They have the same DNA.
C. Their body cells don’t have any nucleus.
D. They can live for only three years.
3. What can we learn from Paragraph 4
A. Removing the nucleus is difficult.
B. The cloning process is very safe.
C. It took three years to remove the nucleus.
D. It is impossible to clone other animals.
4. Why do scientists want to do drug tests on monkeys
A. Because it’s easier to use them for tests.
B. Because there are not enough mice.
C. Because drugs work well on monkeys.
D. Because monkeys are similar to humans.
刷完形填空
体裁:记叙文 题材:动物保护 词数:275 难度:中 建议用时:17分钟
When we rescued her, we didn’t know Serenity was pregnant until we saw her newborn on the ground. We stood at a short distance to 1 this miracle of life with her. But 2 she realised we drew near, Serenity did something we would never have 3 : she stepped over her baby, positioned herself on top of him, and looked at us with 4 , begging us silently not to take him away from her.
We instantly stepped 5 so she would not feel afraid. From then on, we gave Serenity and Rumi as much 6 as we could. When we had to clean their house, we did not look at the little cow, to seem non-frightening, and we kept telling Serenity that they would never be 7 for the rest of their lives.
As the 8 passed, now Serenity realised that we were not going to take away her son and she began to get 9 and trust us. She finally even allowed us to pet her son. Now her son is seven years old and has his friends and activities, but Serenity is never far away and always paying 10 attention to him.
We saved Serenity from a slaughterhouse(屠宰场)and thank goodness we did because a few weeks later she gave 11 to her son, Rumi. That was when we learnt that most dairy cows are sent 12 pregnant to the slaughterhouse so that they weigh more, thus 13 more money. How 14 the dairy industry was to separate mums from babies! They want and love their babies as much as we do. All babies should be raised with love, safety, and their 15 , no matter what species they are.
1. A. predict B. celebrate C. attend D. deliver
2. A. suddenly B. shortly C. immediately D. finally
3. A. experienced B. expected C. operated D. known
4. A wonder B. relief C. surprise D. fear
5. A. forward B. in C. down D. back
6. A. care B. distance C. food D. water
7. A. killed B. parted C. taken D. frightened
8. A. days B. months C. hours D. years
9. A. relaxed B. amazed C. excited D. disappointed
10. A. close B. simple C. occasional D. rare
11. A. way B. hand C. expression D. birth
12. A. originally B. temporarily C. deliberately D. unwillingly
13. A. taking in B. bringing in C. making up D. giving away
14. A. cruel B. silly C. wise D. ridiculous
15. A. doctor B. owner C. father D. family
答案:
刷阅读理解
【语篇导读】本文是一篇说明文。经过艰难的研究攻关,中国科学院取得重大突破,在国际上首次实现了非人灵长类动物的体细胞克隆。中中和华华成为世界上首对克隆猴。
1. C细节理解题。根据第一段中的 Zhongzhong and Huahua look just the same as any other monkey. But they happen to be the world’s first cloned monkeys.可知,中中和华华是世界上首对克隆猴。故选C项。
2. B细节理解题。根据倒数第三段第一句 Unlike common monkeys, cloned monkeys have the same DNA as each other.可知,这对克隆猴的DNA彼此相同。故选B项。
3. A细节理解题。根据第四段中的 The cloning process especially removing the nucleus LAK Scientist Liu Zhen spent three years practising removing the nucleus.可知,克隆过程很难,尤其是移除细胞核,它需要以快速而精确的方式完成。科学家刘真花了三年时间练习移除细胞核,故选A项。
4. D细节理解题。根据最后一段中的 Monkeys and humans are closely related and testing on monkeys is supposed to be as effective as testing on humans可知,猴子和人类比较接近,且人们认为对猴子的实验和对人类的实验一样有效,所以科学家想用猴子做药物实验。故选D项。
刷完形填空
【语篇导读】本文是一篇记叙文。作者讲述了七年前他们在屠宰场无意间救了一头怀有身孕的奶牛的故事。有人为了赚更多的钱故意把怀孕了的奶牛卖给屠宰场。作者最后呼吁任何小生命都应该享受到爱、安全和家人的陪伴。
1. B根据前一句的 until we saw her newborn on the ground和空后的 this miracle of life with her可知,这里是说“我们”在庆祝这生命的奇迹。故选B项。
2. C根据语境可知,塞雷妮蒂一意识到“我们”正在靠近,便做出了令人意想不到的举动。immediately意为“一……就……”,引导时间状语从句。故选C项。
3. B根据下文的 she stepped over her baby,positioned herself on top of him可知,这些举动有些奇怪,应该是“我们”没料到的。故选B项。
4. D根据空后的 begging us silently not to take him away from her和下一段中的 she would not feel afraid可知,母牛当时很害怕“我们”会带走她的小牛。故选D项。
5. D根据上文的But ________ she realised we drew near可知,此处是说“我们”看到母牛护崽的反应后赶紧后退。故选D项。
6. B根据上文和前一句 We instantly stepped ________ so she would not feel afraid.可知,为了不让母牛感到害怕,“我们”尽可能地和他们保持距离。故选B项。
7. B根据上文可知,母牛担心自己的孩子会被带走,所以这里说我们”反复告诉母牛,他们绝对不会被分开。part意为“(使)分开,(使)分离”。故选B项。
8. D根据下文的 Now her son is seven years old可知,此处是说数年过去了。故选D项。
9. A根据空后的 and trust us. She finally even allowed us to pet his son.可知,母牛现在放松了。故选A项。
10. A根据 never far away and always可知,此处是说母牛依然密切关注自己的孩子。pay close attention to意为“密切关注”,故选A项。
11. D由第一段第一句可知答案。give birth to为固定搭配,意为“生下”。故选D项。
12. C根据语境可知,奶牛是被故意在怀孕时送去屠宰场的,这样可以重一些。故选C项。
13. B根据空前的 we learnt that most dairy cows are sent ________ pregnant to the slaughterhouse so that they weigh more可知,这样可以(使卖方)挣更多的钱。bring in意为“使赚到”。故选B项。
14. A根据上下文可知,此处作者斥责乳品行业把母牛和小牛分开是多么残酷。故选A项。
15. D结合上文可知,作者最后呼吁,任何小生命都应该享受到爱、安全和家人的陪伴。故选D项。
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