2020-2021学年英语人教版选修8课时作业 UNIT 3 单元加餐练 WORD版含解析.DOC

1、高考资源网（） 您身边的高考专家课时作业12单元加餐练.单词拼写1Housing prices in big cities have become more stable (稳定) after the new policy was issued.2She couldnt bear (忍受) the thought of losing her only son in the war.3The professor advised us to read the English version (版本) of Jane Eyre to know more of British Literary.4An

2、d theres nothing more exciting than flying over a wolf in a helicopter (直升机)5Though she graduated from a famous university, she is short of practical (实际的) experience.6There was a general expectation (期望) that he would win in the competition.7Their friendship came to an end abruptly (突然地) and nobody

3、 else knew why.8Even their teacher cant distinguish (区别) Tom from his twin brother.9The greengrocer (蔬菜水果商) tried to sell my wife some overripe fruit.10There are many dynamic (精力充沛的) and ambitious people in our company.选词填空out of order， hang on， get through， ring off， now and then， dive into， set ab

4、out， call up1I called_up my mother to ask if she wanted to live with us in the city.2He was overlooked when they set_about choosing a new manager.3If you hang_on for a while, I will go and see if I can find your mother.4Before I gave my name he rang_off,_which made me very angry.5My computer is out_

5、of_order and I have to have it repaired.6Hardly could he get_through this amount of work in such a short time.7The girl goes to visit her English teacher now_and_then who retired from school last year.8On noticing a girl drowning herself in the river, he pulled off his clothes and dived_into it to s

6、ave her.补全句子1We must keep_in_mind_that it is the Communist Party that leads us to victory.我们必须牢记是共产党领导我们走向胜利的。2There_seemed_to_be_nothing_left to do but send for the doctor.似乎没什么可以做的了，只有派人去请医生。3Only_by_doing_so_can_we help to make the world a better place.只有这样做，我们才能让世界更美好。4This superstar is so_easyg

7、oing_that_she_can_get_along_well_with her fans.这个超级明星那么平易近人以至于她与粉丝相处得很好。5Lose one hour in the morning, and_you_will_be_looking_for_it the rest of the day.早上丢失了一小时，你就得在一天剩下的时间里努力寻找这一小时。6It_was_when_I_felt_lonely_that I realized the importance of friends.正是感到孤独时我才意识到朋友的重要性。7Dont stop to look it up in

8、a dictionary every/each_time_you_come_across_a_word_or_phrase you dont know.不要每次遇到一个不会的单词或短语就停下来查词典。.单元语法专练1You should_get_the_bike_repaired as soon as possible.你应该尽快地把自行车给修理一下。2Hangzhou, known_to_the_nation_for_its_West_Lake,_has changed greatly.以西湖闻名全国的杭州已发生很大变化。3The small village is_surrounded_on

9、_three_sides by mountains.这个小村庄三面环山。4For those with family members far away, the personal computer and the phone are_important_in_staying_connected.对于那些家人在远方的人，电脑和电话在和家人保持联系方面是很重要的。5With_his_attention_focused/fixed_on_his_book,_he didnt notice me enter his study.他集中注意力到书上，没有注意到我进入他的书房。6Ladies and ge

10、ntlemen, please remain_seated until the plane has come to a complete stop.女士们，先生们，飞机停稳前请坐好别动。7She was glad to see_her_children_well_taken_care_of in the nursery.看到她的孩子们在托儿所受到很好的照顾，她很高兴。8My father got_his_tooth_pulled_out yesterday.我爸爸昨天把牙拔了。.阅读理解Cancer is a terrible disease. Every year in the UK, mo

11、re than 330,000 people get cancer, and doctors usually use a kind of therapy called radiotherapy to treat people. This treatment uses high energy Xrays to destroy the disease, but the effects of treatment can be nearly as bad as the cancer. As the Xrays destroy the cancer cells, they also damage hea

12、lthy cells that are next to them. Its like using a shotgun to kill an insect. When really important parts of a persons body are hurt by the Xray energy, it can have very bad results. It can also make more cancers grow in the damaged places in the future.A new therapy that uses protons(质子) instead of

13、 Xray energy could be the answer to the problem. In a project called PRaVDA, scientists from the UK and South Africa are working to do this. If Xray energy is like a shotgun, then protons can work more like a laser. Scientists can make protons travel through someones body without hurting them, and o

14、nly damage the cancer.The PRaVDA scientists use computers to make a 3D model of the cancer cells to make sure the protons go to the right places. “Its more accurate，” said Michaela Esposito, PhD, from the University of Lincoln.Building this technology was very difficult, though. Professor Nigel Alli

15、nson from the University of Lincoln, the project leader, has put together a team of many different kinds of scientists with different skills. Those skills were all needed to make what he calls “one of the most complex” medical machines ever. Its also 10 times more expensive than Xray radiotherapy. E

16、ven so, Allinson believes that most cancer treatment will be done by protons in the future. “I think it will improve the quality of life of many cancer patients，” he says.文章讲述了癌症这一顽症的最新治疗方法质子放疗。1What point does the first paragraph make?ACancer is a really terrible disease.BLots of people get cancer

17、every year in the UK.CRadiotherapy isnt a perfect way to cure cancer.DRadiotherapy is a commonly used therapy against cancer.答案：C解析：段落大意题。根据第一段中This treatment uses high energy Xrays to destroy the disease, but the effects of treatment can be nearly as bad as the cancer.可知，第一段主要讲述了癌症的一种治疗方法放射治疗的利弊。2W

18、hat can be concluded about the new therapy?AIts much cheaper than Xray radiotherapy.BIt depends on protons to locate the cancer cells.CDamaging the cancer by replacing Xrays with lasers is much more accurate.DIt uses protons to damage the cancer cells without damaging healthy cells.答案：D解析：细节理解题。根据第二

19、段A new therapy that uses protons (质子) instead of Xray energy could be the answer to the problem.和Scientists can make protons travel through someones body without hurting them, and only damage the cancer.可知，这种新的治疗方法的好处是不会伤害健康的细胞。3According to Professor Allinson, the new therapy _.Awill enable cancer

20、patients to enjoy a better lifeBwill cure most cancers in the futureCwill ensure that cancer patients live longerDwill replace radiotherapy completely答案：A解析：细节理解题。根据最后一段中Allinson believes that most cancer treatment will be done by protons in the future. “I think it will improve the quality of life o

21、f many cancer patients，” he says.可知，Allinson教授认为这种新的治疗方法会改善癌症患者的生活质量，让他们过得更好。4What can be inferred from the text?AScience and technology are a doubleedged sword.BNot every cancer patient will be able to afford proton therapy.CRadiotherapy is completely the wrong way to cure cancer.DThe complex medic

22、al machine mentioned will soon be put into use.答案：B解析：推理判断题。根据最后一段中Its also 10 times more expensive than Xray radiotherapy.可知，这种新的治疗方法较以前的而言，贵了10倍，并非每个患者都能支付得起。.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。I had to go grocery shopping this morning for the first time in a couple of weeks. My

23、 husband had been in Greece for a few weeks and my daughters were not at home either so I had stocked up on vegetables, salad ingredients and fruit along with the meat that I had in the freezer. I am curious. When you are in line waiting to check out, do you check out what others have in their carts

24、? I hate to admit it, but I do. I try not to judge, but again, I suppose I do to some extentwhen I see a family in which the parents and the kids are very overweight and they are buying pop(汽水) and highcalorie snack foods.My biggest issue with groceries is that all of the processed foods are easier

25、to get and cheaper than fresh produce and probably stretch further. It amazes me to see families buying 12 packs or 24 packs of different kinds of pop. Most of the people that I am seeing are buying regular pop, not diet. But when I was young, we bought pop on special occasions.For birthday parties

26、or a camping trip, we could only have one can per day. We bought Shasta back then. I am not even sure whether it is still sold or not. We could all pick a few different flavors that we wanted for the trip.But nowadays, pop is everywhere you go. I am glad to say that the hospital that I work for thre

27、w away all of their pop vending machines(自动贩卖机). They didnt think health care workers, patients or patients families needed them. I was happy for the change, but other people might not think so.答案Paragraph 1：I heard a piece of news on the radio. It is reported that 40% of American women are obese, w

28、ho often eat at restaurants and fast food places. They are unwilling to cook at home because they are lazy. But in order to stay healthy, we should buy vegetables, fruit and meat and make the majority of our meals at home. We can find recipes on the Internet that are good for us. We can cook various

29、 foods that we love to eat. When your family see a feast on the table, they will feel good.Paragraph 2：I love fresh fruit and I love fish. In fact, I always go grocery shopping, buy many fresh fruits and cook various fishes that I like. I pick a few different flavors for my parents and my friends, which makes them happy.高考资源网版权所有，侵权必究！