1、Unit 2-SectionAReading and Thinking 基础巩固基础巩固&综合提升综合提升 【基础巩固】【基础巩固】 【选词填空】 early on,in addition,in this sense,keep track of,catch fire,switch off 1.,the cultural value and historic significance of Dunhuang are inestimable. 2.The central heating had beenand the room was as cold as ice. 3.,youd better
2、bring some gifts,such as a book or a Chinese knot. 4.Walking exercise may be boring at times buta clear sunny morning there can be nothing finer. 5.That wooden house on top of the hillbecause it was hit by lightning. 6.With eleven thousand employees,its very difficult tothem all. 【单句语法填空】 1.The text
3、 of the lecture was(可获得的)to guests at night. 2.Her father tried to pher to go back home with him,but in vain. 3.We must(合并) theory with practice. 4.It is said that this heating system has an atemperature control. 5.Mary told me that she spent her childhood in the rmountain area. 6.Thereislittlechanc
4、ethatwewillsucceedinchangingthe law.N,it is important that we try. 7.I just want you to answer the question in a concrete and believable (短语). 8.The players had to change their daily(常规) and lifestyle. 【完成句子】 1.尽管很小,但这个装置会为我们节省能源和金钱。 Though it is small,this device willand money. 2.你离开教室时,不要忘了关电灯。 Do
5、ntthe lights when you leave the classroom. 3.绿灯一亮,汽车就冲在前面。 the green light came on,the cars raced ahead. 4.对不起,你找的那个人不再住在这所房子里了。 I am sorry that the man you are looking forin this house. 5.我们还要两年才中学毕业。 two years before we finish middle school. 6.布朗先生到家的时候,发现晚饭已经为他准备好了。 When Mr Brown got home,he foun
6、d dinner alreadyhim. 【综合提升】【综合提升】 【阅读理解】 A Growing up in America,I enjoyed the convenience of eating the most attractive,well-packaged foods of the 20th century,including all the candies we often see near the cash register.During those times I wasnt aware how bad sugar was,and in fact,neither was an
7、yone around me.So I continued to spread jam on my toast and eat ice cream daily. Strangely enough,I felt that sweet was some sort of wonderful drug which gave me the energy to function properly,to feel good and to perform at my best,all of which seemed necessary for growth.So why should I avoid it?
8、Years later,huge food companies,like General Mills and Post,began pumping more sugar into their products,and then more and more people appeared with bigger bellies(腹部).It finally came to my awareness that our society was becoming more miserable and unfit.And from what?From sugar!I began to do some r
9、esearch into sugar and what it did exactly to our bodies.To my amazement,I found its damage was just as bad as,if not worse than,what alcohol and cigarettes brought about.You see,when you take in more sugar than you need or burn,your body and brain become over-active.This,in effect,causes your cogni
10、tive(认知的) abilities to slow down,your mood to get to the extremes,your skin to age faster,your blood to become thicker and your liver and kidneys to be worn out. But what surprised me most,out of all of these horrible side effects,was that sugar adds extra pounds to your waistline,even if you do exe
11、rcise regularly.And what Ive always wanted,for the past few years,is to remove that extra fat around my belly so that I could finally see my abs(腹肌). I just didnt know,this whole time,what damage I had been doing to myself and my dreams,but I knew I had to do something I had never done before. 1.Wha
12、t did the author use to do? A.He took in much sugar. B.He learnt to cook foods. C.He sold ice cream daily. D.He had candies packaged. 2.What made the author begin to doubt the benefits of sugar? A.Sugar was unable to provide necessary energy. B.More people eating sugary foods became unfit. C.Some co
13、mpanies avoided adding sugar to foods. D.Many customers stopped buying sugary products. 3.What is the third paragraph mainly about? A.The authors comments on sugar. B.The detailed process of the research. C.The harmful effect of sugar on health. D.The reasons why there search is done. 4.What does th
14、e author probably decide to do at last? A.Eat less food. B.Cut down sugar. C.Do more exercise. D.Add extra pounds. B Houses have been getting progressively “smarter” for decades,but the next generation of smart homes may offer what two Case Western Reserve University scientists are calling an “Inter
15、net of Ears”. Todayssmarthomefeaturesappliances,entertainment systems,security cameras and lighting,heating and cooling systems that are connected to each other and the Internet.They can be accessed and controlled remotely by computer or smartphone apps. But a group of electrical engineering and com
16、puter science professors in the Case School of Engineering have been experimenting with a new suite of sensors (传感器).This system would read not only the vibrations ( 震 动 ),sounds and even other movements associated with people and animals in a building,but also any slight changes in the existing ele
17、ctrical field. While there still maybe a decade or so away,the home of the future could be a building that adjusts to your activity with only a few small,hidden sensors in the walls and floor without the need for monitoring cameras. “We are trying to make a building that is able to listen to the hum
18、ans inside,” said Ming Chun Huang,an assistant professor in electrical engineering and computer science.“We are using principles similar to those of the human ear,where vibrations are picked up and our algorithms ( 计 算 程 序 ) recognise them to determine your specific movements.Thats why we call it th
19、e Internet of Ears.” “There is actually a constant 60Hz electrical field all around us,and because people are somewhat conductive,they short out the field just a little,” Huang said.“So,by measuring the disturbance in that field,we are able to determine their presence,or even their breathing,even wh
20、en there are no vibrations associated with sound.” Huang said they have used as few as four small sensors in the walls and floor of a room. As for privacy concerns,the system would not be able to identify individuals,although it could recognise peoples different ways of walking. 5.Whatuniquenessdoes
21、thesmarthomeofthenextgenerationhave? A.It uses the advanced Internet technology. B.It is controlled remotely by a computer. C.It features appliances and entertainment systems. D.It can read vibrations,sounds and movements. 6.Whats the key part of the system in the smart home? A.The sensors. B.The vi
22、brations. C.The electrical field. D.The monitoring cameras. 7.Whichisthefunctionofthesmarthomeofthenextgeneration? A.Determining peoples presence. B.Recognising different people. C.Protecting individualsprivacy. D.Measuring the electrical field. 8.What may be the best title for the text? A.Various S
23、mart Houses. B.Benefits of Smart Houses. C.How Do Smart Houses Work? D.WhatAre Next Smart Homes Like? 参考答案 【基础巩固】【基础巩固】 【选词填空】 1.In this sense 2.switched off 3.In addition 4.early on 5.caught fire 6.keep track of 【单句语法填空】 1.available 2.persuade 3.integrate 4.automatic 5.remote 6.Nevertheless 7.phrase 8.routine 【完成句子】 1.save us energy 2.forget to switch off 3.The instant/second/moment/minute 4.no longer lives 5.It will take us 6.prepared for 【综合提升】【综合提升】 【阅读理解】 1-4ABCB 5-8DAAD
