UNIT 3 DISCOVERING USEFUL STRUCTURE随堂练习.docx

1、Unit 3 Discovering useful structure随堂练习part I 基础部分一、完成句子1. (有些情况下）people have to wait several weeks for an appointment. (case)2.Here (有一些简单的技巧）that will help you solve this problem. (tip)3.We must keep in mind that we are not children any more, and (我们应该独立）.(independent)4.If you have read the previo

2、us articles in this series, then this will (对于你来说很熟悉）.（familiar)5.The effects of the sun can be significantly reduced (如果我们遵循）certain guidelines. (follow)6.I think it would be rude (我们叫她离开）.（ask)7.She told me there (有许多次偷窃案）in the area. (number)8.I knew it from her diary (它描述了) what happened. (accou

3、nt)9.They avoided involving others (处于尴尬的境地）.（ embarrass)10.Dont laugh at him. He cant stand (受嘲笑）.（fun)二、选词填空make fun of, stir up, give out, rather than, keep. in mind1.It is not easy to _ what you have told me _.2.Bryson decided to quit _ accept the new rules.3.The teacher _ the exam papers just n

4、ow.4.Im not _ you. I admire what you did.5.The wind has _ a lot of dust.三、单句语法填空1.I need a new passport so I will have to have my photograph _(take).2.The lecture was not _ (particular) interesting.3.You must keep _ mind that not everyone is as honest as you.4.The minority nationalities account _ si

5、x per cent of the population.5.It was so _ (embarrass) having to sing in public.6.I must offer him an apology for my _(rude) last night.7.In the war (count) innocent people lost their lives .8.On Wednesday night I had a very vivid dream which really (upset) me.9.It was ( false) reported that he had

6、lost his job.10.If you get stuck, (click) on Help.11.I use a small notebook to keep track all the new sentences I learn.Part II 提高部分一、阅读理解 Today almost everyone knows computers and the Internet. If I ask you what is the most important in your life, maybe you will say computers and the Internet. The

7、first computer was made in 1946. It was very big but it worked slowly. Today computers are getting smaller and smaller. But they work faster and faster. What can computers do? A writer has said, People cant live without computers today. The Internet came a little later than computers. It is about tw

8、enty-five years later than computers. But now it can be found almost everywhere. We can use it to read books, write letters, do shopping, play games or make friends. Many students like the Internet very much. They often surf the Internet as soon as they are free. They make friends on the Internet an

9、d maybe they have never seen these friends. They dont know their real names, ages, and even sex(性别). They are so interested in making the unreal friends that they cant put their hearts into study. Many of them cant catch up with others on many subjects because of that. We can use computers and the I

10、nternet to learn more about the world. But at the same time, we should remember that not all the things can be done by computers and the Internet.1.The Internet can not be used for _.A.studyingB.shoppingC.thinking D.playing2.When the first computer was invented, it was _.A.large and worked quicklyB.

11、small and worked slowlyC.large but worked slowlyD.small but worked quickly3.The Internet was born in about _.A.1960B.1970C.1980D.19854.What does the writer think of the Internet?A.It is terrible.B.It can make students study harder.C.It is not good for students.D.It is helpful, but we cant do everyth

12、ing on it.二、七选五根据短文内容，从短文后的七个选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。Perhaps youve heard the old saying “curiosity killed the cat.” Its a phrase thats often used to warn peopleespecially childrennot to ask too many questions. _1_In fact, research has shown that curiosity is just as important as intelligence in

13、 determining how well students do in school.Curiosity can also lead us to make unexpected discoveries, bring excitement into our lives, and open up new possibilities._2_For example, one day in 1831, Michael Faraday was playing around with a coil(线圈) and a magnet(磁铁) when he suddenly saw how he could

14、 produce an electrical current. At first, it wasnt clear what use this would have, but it actually made electricity available for use in technology, and so changed the world._3_On one level, this is because technology has become so advanced that many of us are unable to think too deeply about how ex

15、actly things work anymore. While it may be possible for a curious teenager to take a toaster apart and get some sense of how it works, how much do you understand about what happens when you type a website address into a browser? Where does your grasp of technology end and the magic begin for you?In

16、addition to this, theres the fact that we all now connect so deeply with technology, particularly with our phones. The more we stare at our screens, the less we talk to other people directly. _4_Then we feel we know enough about a person not to need to engage further with them.The finaland perhaps m

17、ost worryingway in which technology stops us from asking more has to do with algorithms, the processes followed by computers. As we increasingly get our news via social media, algorithms find out what we like and push more of the same back to us. _5_ Perhaps the real key to developing curiosity in t

18、he 21st century, then, is to rely less on the tech tools of our age.A.It is still not known why learning gives us such pleasure.B.We are always encouraged to challenge our pre-existing beliefs.C.Yet its widely agreed that curiosity actually makes learning more effective.D.All too often we accept the

19、 images of people that social media provides us with.E.However, curiosity is currently under the biggest threat, coming from technology.F.In science, basic curiosity-driven research can have unexpected important benefits.G.That means we end up inside our own little bubbles, no longer coming across n

20、ew ideas.三、完形填空 The first time my grandma came to visit us in Canada, she was a little upset. She 1 that there was nothing to do. Before my grandma arrived, I used to tend the flowers in our garden. But while I was at school and my parents were at work, my grandma, feeling 2 , came down upon the lit

21、tle piece of land. She pulled out the annuals and 3 those with orderly rows of green onions and other 4 . I told her to stop, to keep the flowers. “Theyre pretty, but theyre 5 ,” she said matter-of-factly. I was annoyed until I learned something about her past. Grandma was 6 at the time of a severe

22、famine (饥荒). She lost her parents and did everything on her own. 7 , she never cried about it to anyone. Different times 8 unique characters. My grandma was shaped by the 9 of her family members and the difficulties in Chinas recent history. Those who experienced the famine are, 10 , unwilling to us

23、e valuable land to plant flowers. Her 11 , responsibility, diligence and frugality (勤俭), helped her through those difficult years, some of which were laid down by the hands of time, and to change them now would 12 her. She is a (n) 13 link between my familys past and futureshe 14 her times challenge

24、s to support the next generation. Someday, I will be like my grandma and 15 my small part to humans moving on.1.A. complainedB. confirmedC. convincedD. agreed2.A. amusedB. curiousC. boredD. discouraged3.A. removedB. replacedC. decoratedD. surrounded4.A. vegetablesB. flowersC. grassesD. trees5.A. com

25、mercialB. complicatedC. expensiveD. useless6.A. brought upB. let downC. picked upD. took shape7.A. ThereforeB. HoweverC. OtherwiseD. Instead8.A. combineB. informC. createD. sustain9.A. preferenceB. experienceC. blessingD. loss10.A. merelyB. graduallyC. naturallyD. immediately11.A. achievementB. gent

26、lenessC. guidelineD. independence12.A. breakB. arrestC. threatenD. ruin13.A. tightB. essentialC. accurateD. impressive14.A. contestedB. adaptedC. foldedD. battled15.A. provideB. dragC. contributeD. urge四、语法填空 After Donald Trump became the 45th American president, a new video of his granddaughter Ara

27、bella 1._(go) popular once again on the Internet. In this video, the little girl wore a qipao, a kind of 2._(tradition) Chinese dress. She stood in front of a table to recite ancient Chinese poems. These poems are familiar 3._ most Chinese people and they are often recited by Chinese kids. Arabella

28、made the video to remember the Year of the Monkey, 4._ ended on January 27th, 2017. Arabellas family are 5._(interest) in Chinese culture. They can even make Chinese dumplings and sing Chinese songs. Arabella began to study Chinese 6._ she was 18 months old. Now she can speak Chinese 7._(fluent). Ea

29、rly in February, 2016, 4-year-old Arabella recited the poetry of the Tang dynasty in Chinese. 8._(she) mother sent her video online and won lots of likes from all over the world. On Weibo, many users thought Arabella was a wonderful and surprising girl. Im glad 9._(see) the little angel loves Chines

30、e culture, wrote a user called orange. At least the video shows that Trump is serious about 10._(educate) and never closes the door to foreign culture, said another user named stAU79.五、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。I was backpacking in Panama over Christmas in 2018, and planned to climb V

31、olcn Bar. It is one of the only places on earth from where you can see the Atlantic and the Pacific Oceans at the same time.I set off before sunrise. It was a bit cold, so I had pulled on leggings under my trousers. Ive always felt safe travelling as a solo(单独) woman. I love the freedom. When I got

32、to the base at 7 am, the ranger(护林员) was unwilling to let me go alone, but relented(缓和) because an American couple were behind me.The first part of the climb was beautiful. I walked for an hour and had reached a fair height. The views were impressive, so I stopped to take a photograph. Suddenly I he

33、ard violent barking behind me.I turned and saw two dogs running aggressively towards me. I could see their teeth looked sharp, and they looked angry. There was nowhere for me to run. I tried to keep calm, but my heart was racing. They stopped a dozen feet from where I stood and kept barking. I knew

34、they could move fast, so I didnt want to try to outrun them.I kept walking, saying, Good dog, calm down, as evenly as possible. But I was terrified. Then one dashed up and sunk his teeth into my leg below the knee. I was shocked. He held on for a few seconds. The pain took my breath away as I felt h

35、is fangs(犬牙) in my flesh. I considered bending down to get a rock to fight him off, but was nervous in case he went for my neck or the other one launched at me.I tried to keep walking, and he finally let go. Then he was behind me, growling(嗥叫). I kept going, my body shaking, until after about 15 min

36、utes I was out of their sight.When I thought it was safe, I stopped._A pickup truck appeared, driven by the ranger._参考答案Part I一、1.In some cases 2.are some simple tips 3.that we should be independent 4.be familiar to you5.if we follow 6.of us to ask her to leave 7.were a number of thefts 8.that gave

37、an account of9.in an embarrassing situation 10.being made fun of二、1.keep; in mind 2.rather than 3.gave out 4.making fun of 5.stirred up 三、1.taken 2.particularly 3.in 4.for 5.embarrassing 6.rudeness 7.countless 8.upset9.falsely 10.click 11.ofPart II一、1-4 CCBD二、1-5. CFEDG三、1-5.ACBAD 6-10.ABCDC 11-15.D

38、ABDC四、1.went 2.traditional 3.to 4.which 5.interested 6.when 7.fluently 8.Her 9.to see 10.education五、 答案：When I thought it was safe, I stopped. I rolled up my trousers and saw blood. The leggings had acted as a bit of a barrier but there were fang marks on the left side of my knee, seeping blood. I m

39、anaged to stop the bleeding and cleaned up as best as I could with tissues from my bag. I couldnt walk up the volcano, but I couldnt go back down either because Id have to pass them again. I imagined being stuck by myself all night. I was really scared. Suddenly I heard rustling and froze.A pickup t

40、ruck appeared, driven by the ranger. I must have been as white as a sheet. He told me to get in. The relief was unbelievable. A few minutes later, we saw the dogs in the road where Id left them. As we drove past, they jumped up at the truck, growling. When we finally reached the gate, I saw the American couple. I learned it was they who told the ranger what had happened. I could never thank them enough for what they did for me. They saved my life!