1、课时作业(六)Unit 2Section Learning language & using language.阅读理解AThere are only a few truly pleasant smells to wake to in the morning. For me, its the smell of freshly brewed coffee. Just a sniff of it makes me jump out of bed and rush to the kitchen for a gulp of the hot black liquid.If youre a big fan
2、 of coffee, youll understand that opening a new packet of coffee releases an amazing smellfresh, roasted coffee beans. And youll be able to identify the beans originColombia, Vietnam or Brazil. Tim Hayward is a food writer and coffee shop owner; he believes the smell is absolutely vital. “When you w
3、alk into the coffee shop in the morning and that smell hits you, youre getting physiological responses. ”I know from experience when I walk into a cafe, my mouth begins to water and its the smell that makes me feel good. However, this feeling sometimes turns to disappointment. This is particularly t
4、he case when I order a coffee to go in a tall paper cup and sip the liquid through a hole in the lid. Yes, its convenient, but is it really the right way to appreciate it?You walk into the coffee shop, you get the smell, but when you actually take the drink out, you are drinking it from something th
5、at is designed to deliver the hot liquid directly past your tongue, but prevent any smell coming up to your nose. As well as eliminating the smell, takeaway coffee cups create a lot of waste and the vast majority of them still dont get recycled. So maybe now is the time to really wake up and smell t
6、he coffee by drinking from a cup in a care, chatting with friends and saving the planet!1In which aspect does the author agree with Tim Hayward?APeople drink coffee first thing in the morning.BCoffee beans origin makes all the difference.CSome people are addicted to drinking coffee.DIts the smell of
7、 coffee that really matters.2What does the author complain about?AThe process of making coffee.BThe high temperature of coffee.CThe design of the paper coffee cup.DThe inconvenience of buying coffee.3Which can replace the word “eliminating” underlined in Paragraph 4?ACreating. BRemoving.CIncreasing.
8、 DChanging.4What can be the best title of the text?AWake up and smell the coffeeBTry to be a real lover of coffeeCDrink coffee to save the planetDChoose takeaway coffee for convenienceBNearly every week, we hear news about the latest successes and failures in driverless vehicles. But we hear little
9、about how other industries are developing this same kind of technology. One industry heavily involved in researching and developing artificial intelligence, or AI, is agriculture. Companies are experimenting with hightech tools that can help farmers save time and money, while reducing environmenthar
10、ming chemicals.One of the companies is ecoRobotix of Switzerland. It created a robot equipped with AI and cameras to identify all plants on a farm. The robot has four wheels to carry itself through the fields in search of weeds. Computercontrolled arms then lower and spray the weeds with small amoun
11、ts of herbicide (除草剂). Company officials say the robot can fully operate on its own for up to 12 hours a day while being powered by the sun. It uses the same kind of sensor and positioning technology used to guide driverless vehicles. A farmer can also control the equipment through a smartphone.The
12、cofounder of ecoRobotix, Aurlien Demaurex, says the farm robot can kill weeds with 20 times less herbicide than traditional methods. This is because the system uses exactly the right chemical amount in the exact place required to kill the weeds. Currently, farmers spread weed killers over massive ar
13、eas to destroy unwanted plants.Another company developing farm robotics is Californiabased Blue River Technology. The company has a system called “See & Spray”， which it claims was the worlds first smart sprayer. The systemwhich is connected to the back of a tractoris also equipped with AI to identi
14、fy and chemically kill only the weeds. It can also spray chemicals on wanted plants to help them grow. Ben Chostner, vicepresident of business development for Blue River Technology, explains in a company video that See & Spray technology uses the same deep learning methods used in facial recognition
15、. “The first time the machine saw pigweed, it didnt know what kind of plant it was. But we taught itby giving it tens of thousands of examples of that pigweedand now its an expert in pigweed.”5How will AI benefit agriculture?AIt will fund agriculture research.BIt contributes to lowcost farming.CIt c
16、an avoid harmful chemicals.DIt frees all farmers from field work.6What do the products of the two companies have in common?AThey use recognition technology.BThey are powered by solar energy.CThey are connected with smartphones.DThey can help wanted plants grow rapidly.7What do Ben Chostners words su
17、ggest about the robot?AIt is environmentally friendly.BIt is good at selfimproving.CIt has the learning ability.DIt can track various plants.8What is mainly talked about in the text?AThe experiment in farming robots.BA new trend in artificial intelligence.CModem See & Spray technology.DArtificial in
18、telligence in agriculture.语法填空The 12th China Art Festival will bring a series of art 1._ (activity) to the Chinese economic and art center, Shanghai. From May 20 to June 2, more than 50 shows 2._ (select) nationwide will be performed in nineteen major theaters in Shanghai, and a fine selection of cr
19、eative cultural products will 3._ (show) at the Shanghai Exhibition Center. The festival will include 4._ (vary) art forms, such as opera, dancing, painting and photography.5_ 2019 edition is coorganized by the Ministry of Culture and Tourism and the Shanghai municipal government (市政府). Since 6._ (i
20、t) beginning in 1987, the festival 7._ (change) host cities in each edition, travelling to areas including Beijing, Sichuan, Jiangsu, Zhejiang and Hubei over the past three decades.Sales of tickets have begun online, with tickets priced from no cost 8._ 380 yuan, according to the organizers. To allo
21、w a larger audience to access the programs, the festival will also be broadcast live online. “We will use new media to bring the shows to more ordinary people, 9._ will let them know about the modern development of Chinese art，” said Zhu Di, head of the ministrys art department.This years festival i
22、s also aimed at 10._ (promote) tourism in Shanghai with art. The local government has released a total of 40 culturethemed travel routes to guide visitors through Shanghais wellknown landmarks.短文改错Last week, our class held a class meeting to celebrate World Animal Day. At first, we made preparations
23、 to the activity. Several students design a blackboard poster but some decorated the classroom. The meeting began with few interested games. Then, a sad song about animals sung by two girls touched us deep. Four other students performed a play, showing us how terrible the situation of endangered ani
24、mals were. Finally, our monitor gave us a speech, that made us aware of the importance of protecting animal. The activity was meaningful because of we now realize that human beings should live in harmony with animals.课时作业(六).阅读理解A【语篇解读】作者喜欢咖啡，其气味令作者着迷，但是纸杯装的咖啡，其气味被杯子阻隔了，让人无法感觉到咖啡真正的味道，并且纸杯还造成浪费和污染。1
25、答案与解析：D考查细节理解。根据第一段第二句“For me, its the smell of freshly brewed coffee”以及第二段第三句中的“he believes the smell is absolutely vital”可知，两人都认为咖啡的气味非常重要。故选D。2答案与解析：C考查细节理解。根据第三段最后一句和第四段第一句中的“you are drinking it from something that is designed to deliver the hot liquid directly past your tongue，but prevent any s
26、mell coming up to your nose”可知，纸杯的设计令作者不满。故选C。3答案与解析：B考查词义猜测。画线词所在句中的“As well as eliminating the smell”与画线词前的“prevent any smell coming up to your nose”相对应，由此可推知，画线词的含义与选项B“Removing”含义相近，故选B。as well as表示“除之外”。4答案与解析：A考查主旨大意。根据第一段第二句“For me, its the smell of freshly brewed coffee”并结合文章其他内容可知，全文围绕咖啡的味道
27、展开叙述，主要讲述了作者对咖啡味道的喜爱，并表述了纸杯装咖啡的坏处，故A项最适合作本文标题。B【语篇解读】一些公司正在试验农业方面的人工智能高科技工具，这些工具可以帮助农民节省时间和金钱，同时减少使用对环境有害的化学物质。5答案与解析：B考查细节理解。根据第一段最后一句“Companies are experimenting with hightech tools that can help farmers save time and money, while reducing environmentharming chemicals”可知，人工智能可以帮助农民节省时间和金钱，同时减少使用对环
28、境有害的化学物质。故选B。6答案与解析：A考查细节理解。根据第二段第二句“It created a robot equipped with AI and cameras to identify all plants on a farm”以及第四段第三句“The systemwhich is connected to the back of a tractoris also equipped with AI to identify and chemically kill only the weeds”可知，两个公司的产品的共同点就是，它们都使用了识别技术，故选A。7答案与解析：C考查推理判断。根
29、据第四段最后一句“But we taught itby giving it tens of thousands of examples of that pigweedand now its an expert in pigweed”可知，研发人员给这个机器人成千上万的苋的样本来教它，这个机器人现在在识别苋方面是一个专家。由此可推知，Ben Chostner意在表明该机器人有学习能力。故选C。8答案与解析：D考查主旨大意。根据文章第一段第三句“One industry heavily involved in researching and developing artificial intell
30、igence, or AI, is agriculture”可知，农业是研究和开发人工智能(AI)的重要行业之一；然后文章第二至四段介绍了两个公司的人工智能产品是如何帮助农业生产的。由此可知，本文的主旨是介绍人工智能在农业中的应用。故选D。.语法填空【语篇解读】第十二届中国艺术节在中国上海举行。本文介绍了该艺术节的展出内容、展示形式等相关情况。1答案与解析：activities考查名词的单复数。activity表示“(为兴趣、娱乐或达到一定目的而进行的)活动”时为可数名词，且常用复数形式，空前有a series of修饰，此处表示复数意义，故填activities。2答案与解析：selecte
31、d考查非谓语动词。动词select与其逻辑主语more than 50 shows为动宾关系，故此处用过去分词作定语。3答案与解析：be shown考查动词的语态。此处表示一些精选的创意文化产品将在上海展览中心展出，主语与动词show之间为被动关系，故用被动语态，且空前有will，故填be shown。4答案与解析：various/varied考查词形转换。此处应用形容词修饰名词短语art forms，故填形容词various/varied。5答案与解析：The考查冠词。此处的“2019 edition”特指第一段第一句提到的“The 12th China Art Festival”，故填定冠
32、词。6答案与解析：its考查代词。该空修饰名词beginning，表示“它的开始”，故填形容词性物主代词its。7答案与解析：has changed考查动词的时态。根据该句中的“Since”可知，此处表示从1987年开始到现在，应用现在完成时。故填has changed。8答案与解析：to考查介词。根据语境可知，此处表示门票价格范围。from.to.“从到”。9答案与解析：which考查定语从句。空处引导非限制性定语从句，同时作从句的主语，先行词为the shows，故用which引导该从句。10答案与解析：promoting考查非谓语动词。be aimed at doing sth.“旨在做
33、某事”，为固定用法，故填promoting。.短文改错答案：Last week, our class held a class meeting to celebrate World Animal Day. At first, we made preparations the activity. Several students a blackboard poster some decorated the classroom. The meeting began with few games. Then, a sad song about animals sung by two girls to
34、uched us . Four other students performed a play, showing us how terrible the situation of endangered animals . Finally, our monitor gave us a speech, made us aware of the importance of protecting . The activity was meaningful because we now realize that human beings should live in harmony with animals.