Unit 5　Section C　Developing ideas & Presenting ideas & Reflection （新教材）2020外研版必修第一册课后习题.docx

1、Section C Developing ideas if they went for the circle,they would be rewarded with the sum of the numbers17 in this example. After running hundreds of tests,the researchers noted that the monkeys would go for the higher values more than half the time,indicating that they were performing a calculatio

2、n,not just memorizing the value of each combination. When the team examined the results of the experiment more closely,they noticed that the monkeys tended to underestimate(低估)a sum compared with a single symbol when the two were close in value sometimes choosing,for example,a 13 over the sum of 8 a

3、nd 6.The underestimation was systematic:When adding two numbers,the monkeys always paid attention to the larger of the two,and then added only a fraction(小部分)of the smaller number to it. “This indicates that there is a certain way quantity is represented in their brains,”Dr.Livingstone says.“But in

4、this experiment what theyre doing is paying more attention to the big number than the little one.” 【语篇解读】本文是一篇说明文。哈佛医学院的科学家用触摸屏对猴子进行实验,结果发现猴 子可以进行基本的加法运算。 1.What did the researchers do to the monkeys before testing them? A.They fed them. B.They named them. C.They trained them. D.They measured them.

5、答案 C 解析细节理解题。根据第二段的“A team of researchers trained three Rhesus monkeys to.”和“The researchers then tested how the monkeys combined.”可知,研究者在测试前对猴子进行了训练。 2.How did the monkeys get their reward in the experiment? A.By drawing a circle. B.By touching a screen. C.By watching videos. D.By mixing two drinks

6、. 答案 B 解析细节理解题。根据第三段的最后两句“If the monkeys touched the left side of the screen they would be rewarded with seven drops of water or juice; if they went for the circle,they would be rewarded with the sum of the numbers17 in this example.”可知,想得到奖励,猴子需要触摸屏幕。 3.What did Livingstones team find about the mon

7、keys? A.They could perform basic addition. B.They could understand simple words. C.They could memorize numbers easily. D.They could hold their attention for long. 答案 A 解析推理判断题。根据第四段中的“.indicating that they were performing a calculation,not just memorizing the value of each combination.”可知,猴子正在进行计算,而

8、不仅仅是记住每个组合的值。 故 A 项正确。 4.In which section of a newspaper may this text appear? A.Entertainment. B.Health. C.Education. D.Science. 答案 D 解析文章出处题。本文主要介绍了哈佛医学院的科学家对猴子进行研究,结果发现猴子可以进行基 本的加法运算。由此可知本文与科学有关,故 D项正确。 .应用文写作 假定你是李华,你的美国朋友 Tom在学习中国文化时读到中国成语“囊萤映雪”,向你求助了解其 寓意并了解有关知识,请给他回信,谈谈该成语的寓意。 注意:1.词数 100左右;

9、2.可以适当增加细节,以使行文连贯; 3.开头已给出,不计入总词数。 参考词汇:萤火虫 firefly 中国成语 Chinese idiom Dear Tom, Its great to hear from you. Yours faithfully, Li Hua 参考范文 Dear Tom, Its great to hear from you.Im delighted to know that you are interested in Chinese idioms.Nang ying ying xue tells a storya scholar in ancient time stu

10、died so diligently by the light from the fireflies in the summer night and the reflection of snow in the winter.It indicates that in spite of the poor and tough situation,we should devote ourselves to working persistently for the goal. In fact,Chinese idioms,brief but meaningful,are an important car

11、rier of Chinese culture,which can guide us through our life with their unique wisdom.I sincerely hope the above can be of some help and you can feel the charm of Chinese culture through learning idioms. Yours faithfully, Li Hua .读后续写 阅读下面材料,根据其内容和所给段落开头语续写两段,使之构成一篇完整的短文。续写的词数 应为 150左右。 We went to Da

12、rjelling during the summer holidays and booked a cottage (农舍) for our stay.Our cook Gopi came with us because we could not do without home-cooked meals. Usually all the shopping was done by our home helpBharat,who had accompanied (陪伴) us to our holiday destination.However,one early evening,my mother

13、 decided to do all the vegetable shopping by herself.She believed that Bharat did not wait to check the really fresh items and instead,bought randomly in a hurry.As a result,the vegetables he brought back were not fresh. After getting ready,she took her favourite purse with quite an amount of money,

14、thinking she could go to other shops too after finishing at the vegetable market.My mother asked Bharat to get a rickshaw for her and on reaching the market she asked the rickshaw wallah (人力车车夫) to wait for her.She took a coolie and did her shopping happily,choosing some of the freshest green vegeta

15、bles available there.At last,her shopping was done.She returned to the rickshaw and sat on it while the coolie put all the things my mother had bought onto the rickshaw. On reaching home,Bharat took all the packets of vegetables inside and my mother quickly paid the rickshaw wallah and got off,forge

16、tting to collect her purse from the seat of the rickshaw.The rickshaw wallah left soon after saying goodbye to my mother.All of us greeted my mother and asked her about her evening of shopping with much delight. Then we began to help my mother prepare our dinner.My father came to help chop the meat;

17、 I helped wash the vegetables; we were talking and laughing.When dinner was about to be announced,it was late in the evening,almost 9 pm. Paragraph 1: Then my mom realised her purse was missing. Paragraph 2: We were just about to begin eating when the doorbell rang. 参考范文 Paragraph 1: Then my mom rea

18、lised her purse was missing.She looked everywhere for it and suddenly remembered that after paying the rickshaw wallah,she kept the purse on the seat before getting off.She had forgotten to pick up her purse which contained a lot of money.When my father came to know about this,he said that it was to

19、o late to look for the rickshaw wallah.We all decided that it was better to forget it.Mom felt sad and worried while sitting for dinner. Paragraph 2: We were just about to begin eating when the doorbell rang.Bharat opened the door and called my mother to see who it was.To our surprise,it was the poo

20、r rickshaw wallah standing at our entrance with a big smile on his weather-beaten face.He had the purse in his hand.He explained that he had returned to the market before he realised what had happened.When my mother opened her purse,she found all the cash in it.We wanted to reward the lovely man but he smiled and said,“Madam,Im poor but not a thief.” And he went away quickly.