1、必修二unit1 Discovering useful Structures课后练Part I 基础部分一、 词汇训练1. _n.委员会 2. _n.限度;限制vt.限制;限定3. _vt.阻止;阻碍;阻挠4. _阻止;不准5. _n.捐款;贡献;捐赠6. contributevi.vt._7. departmentn._8. investigatevi.vt._9. documentn._10. donateto._11. _vi.消失;灭绝;消亡12. _vt.企图;试图;尝试13. _确保;设法保证14. _adj值得做的;值得花时间的15. _n.共和国16. professional
2、adj._17. entrancen._18. processn._19. _adj海外的 adv.在海外20. _vt.vi.原谅;宽恕二、 单句语法填空1. Herjobismainlyconcernedwithsalesand_（promote）.2. Manyteacherswouldliketobemoreadventurousand_（create）.3. Althoughmanyofthestoneshavefallenout,themonumentremainsverywell_（preserve）.4. Heshouldgiveway_ayounger,moredecisiv
3、eleader.5. In the dark,he couldnt find a single person to turn _.6. Thisinformationisonlyrawdataandwillneed_（far）analysis.7. Mostofthepeopleonthecoursewere_（profession）women.8. Theflourisgroundusing_（tradition）methods.9. Isthehumanheartweakin_（compare）withtheotherorgans?Thesecondhalfofthegamewasdull
4、_comparisonwiththefirst.10. _（donate）timeandenergytootherscantakeyououtofyourself.三、 定语从句语法填空专练1、Endurance, perseverance, industry and talent are the means _ men achieve great ends.2、He was driving so fast as to get himself into a dangerous situation _ he is likely to lose the control over his car.3
5、、We are living in an information age_ the Internet is playing an important part in our life.4、Wind power is an ancient source of energy _ we may return in the near future.5、Among the countries listed in the 2021 World Happiness Report, those at the bottom were mainly underdeveloped countries _ issue
6、s such as political conflicts have been widespread in recent years.6、Im curious about the person _ Mr. Smith is talking to.7、There were dirty marks on her trousers _ she had wiped her hands.8、I still remember the day on _ I first came to Tianjin.9、Usually my schedule is full and Sunday is the only d
7、ay _ I can enjoy my free time.10、He has two sons,both of _ are college studentsPart II 提高部分一、七选五 Obesity (肥胖症)is a complicated and harmful disease. But changes that include healthy eating habits, regular exercise and other lifestyle adjustments can help fight against obesity and result in a better q
8、uality of life. _. 1. Talk to your doctor _. Sometimes potential factors, such as thyroid (conditions or even meditations youre taking, can be at least partly responsible for your weight gain or make it harder to lose weight. Your doctor can examine you and then suggest proper treatment. Your doctor
9、 can also help you to set a healthy and realistic weight goal based on your current weight, medical history and other factors. 2. Set smaller goals in the beginning Once you get the green light to pursue weight loss, set an initial goal to lose 5 to 10 percent of your total weight. That makes it a g
10、ood place to start. _, youll want to set smaller goals along the way to keep you motivated and working toward your final goal weight. 3. _ Eat foods from all food groups, but watch the amount. Even too much of a healthy food can slow down your progress if youre eating more calories than youre burnin
11、g. Avoid packaged foods, for they have been linked to weight gain. Have meals made at home with fresh and whole foods. 4. Exercise for weight loss Adults should do at least 110 minutes a week of moderate-intensity cardio(有氧运动), such as walking and biking, or 75 minutes a week of high-intensity cardi
12、o like running. Physical activity should be spread out through the week. _ those numbers are something you can work toward. Being patient with yourself is key. A. Heres how to get startedB. Adjust your diet for weight lossC. Cut down the amount of the food you eatD. Because losing weight when you ha
13、ve obesity is a marathonE. Fortunately, you can further learn about obesity in many waysF. If that sounds like a lot, remember that you dont have to get there right awayG. Before starting losing weight, youd better discuss your situations with a physician二、完形填空 It all began when I moved to Dallas in
14、 the fourth grade. I 1 that I was behind in my reading at Saint Michaels School. Reading out loud, I had difficulty with half the 2 My teacher, Mrs. Agnew, said my reading comprehension and ability to 3 words was at a lower level than other fourth graders. She suggested that I be tested for dyslexia
15、(阅读障碍). The test made me feel uncomfortable，and I was 4 to answer the questions, in fear of facing the 5 . The test results showed that I had developmental dyslexia. At first I felt discouraged by this diagnosis(诊断) 6 eventually, I became determined to 7 my disability. I got tutors and speech therap
16、y. I would read difficult books, hoping to 8 the confidence I had in myself. I had finally overcome my learning disability. But even though I had conquered(征服)one of the biggest 9 in my life, I still felt like something was missing. The missing link was 10 when I walked down the hall of the hospital
17、 as a 11 , the same hospital where I had one sat, nervous and confused. Because I felt so lucky t have got so much help from this facility, I wanted to 12 by helping patients here. One day a little girl in a wheelchair asked me to read a boot her. I read the book very 13 so that he could understand
18、the story. When I left, the girl thanked me for reading to her. Eight years ago I would have 14 to read a book to this little girl, but now I was 15 . I had overcome my disability and was helping others to overcome theirs. 1. A.declaredB.assumedC.recommendedD.noticed2. A.sentencesB.lecturesC.diction
19、ariesD.chances3. A.chooseB.exchangeC.pronounceD.write4. A.motivatedB.scaredC.confusedD.disappointed5. A. treatB.riskC.trickD.failure6. A.butB.soC.orD.unless7. A.denyB.loseC.overcomeD.hide8. A.shakeB.shareC.expressD. increase9. A.challengesB.secretsC.decisions D.mistakes10. A. mentionedB. filled C.re
20、commendedD. assessed11. A.relativeB.visitorC.volunteer D.patient12. A.turn awayB.cut in C.hold on D.give back13. A. properlyB.sincerelyC.slowlyD.softy14. A.daredB.hesitatedC.attemptedD.happened15. A.confidentB. independentC.carefulD. grateful三、语法填空17、Citizen science is science for everyone. Specific
21、ally, citizen science is when the public _1_(voluntary) helps conduct research. Most citizen scientists collect data with tools provided _2_project directors. These data help professional scientists answer _3_(science) questions and solve important problems. Anyone can be a citizen scientist. All it
22、 takes is some time, _4_(curious), and a sense of wonder.Why is the term “citizen science” used? Most people and organizations in this field intend “citizen” _5_(mean) a general citizen of the world, not a legally-defined citizen of a country. When someone mentions “citizen science”, there tends to
23、be _6_immediate understanding of what theyre talking about.Community science is one particular type of citizen scienceone in _7_a community drives the project. In community science, a community may pose the research question, decide what type of data to collect, or use the results to inform some act
24、ion. There _8_(be) typically a professional scientist or organization that works together with the community.Another reason is that science is for everyone, no matter whether you _9_(participate) in science or not in the past. The citizen science is devoted to making science inclusive to all and _10
25、_(ensure) that every person has the right and the opportunity to participate in science.四、书面表达18、假如你叫李华，你的笔友David最近在学汉语，但现在遇到了困难，不知如何才能学好，写信向你咨询。现在，请你用英语给他写一封回信，要点如下：1. 表达同情。 2.提出具体建议。 3. 表达祝愿。注意:词数100左右。 开头和结尾都已给出，不计入总字数。Dear David, _Yours,Li Hua答案一、mittee2.limit3.prevent4.preventfrom5.contribution
26、 6.捐献;捐助7.部;司;科 8.调查;研究 9.文件;公文;文档 10.向捐赠 11.disappear12.attempt 13.make sure 14.worthwhile 15.republic 16.专业的;职业的17.入口;进入 18.过程;进程;步骤 19.overseas 20.forgive二、1.promotion 2. creative 3.preserved 4. to 5. to 11.further 6. professional 7. traditional 8. comparison 9. by 10. Donating三、1.by which 2. whe
27、re 3.when 4. to which5. where 6. whom 7.where 8.which 9. that 10.whomPart II一、1-5.AGDBF二、1-5.DACBD 5-10.ACDAB 11-15.CDCBA 三、1. voluntarily 2. by 3. scientific 4. curiosity 5. to mean6. All 7.which 7.is 8. participated 10. ensuring四、 答案：Dear David,Im sorry to hear that you have trouble learning Chine
28、se. And Im writing to offer you some advice.Below are my suggestions for you. First of all, I advise that you should take a Chinese course, which is of great help to improve your Chinese ability. Whats more, it is a good idea for you to watch TV and read books in Chinese whenever possible. Besides, why not learn some Chinese songs? Last but not least, make more Chinese friends, and you will have more chances to practice your oral Chinese.I hope that my advice is of great help to you. Looking forward to your reply.Yours,Li Hua