江苏省南京市学年高二上学期期中英语试题 1.docx

1、江苏省南京市学年高二上学期期中英语试题 1江苏省南京市2020-2021学年高二上学期期中英语试题学校:_姓名：_班级：_考号：_一、阅读选择EReader IQDaily free e-books are the main feature on this site, and there are some fantastic titles to choose from, including a large number of childrens books and young adult novels. The format is unique to Kindle though,so unle

2、ss you have a conversion(转换)program, you might be out of luck if youre using a different e-reader.Ereader LoveThe majority of books on this site are in the science fiction and romance styles, but there are some jewels to be found in the other sections as well. Young adult readers may find some uniqu

3、e stories to dive into, and there are a few hundred mystery and horror novels to read through too.Project GutenbergThis site deals only with older books such as classic novels and reference materials, and are free in the United States because their copyright has been out of date.Gutenberg has over 4

4、2, 000 free e-books available, so any book lovers will have plenty of materials to refer to.Scribd. comA great site for self-published authors, Scribd gives people the opportunity to upload their own work, and download books by other authors. Theres a small catch: not all the books are free.You can

5、read free short pieces of some novels and then purchase with a little money, but there are many impressive titles available for no charge whatsoever.1What can we learn from the passage?AE-books on EReader IQ are free of charge.BUp-to-date novels can be found in Project Gutenberg.CScribd. com is for

6、famous writers to upload their work.DMystery and horror novels are in the majority on Ereader Love.2On which website can you probably find The Time Machine by H.G. Wells?AEReader IQBEreader LoveCProject GutenbergDS3What is the purpose of this passage?ATo stress the importance of e-reading.BTo compar

7、e the advantages of e-book websites.CTo introduce searching techniques for e-reading.DTo recommend some online resources of e-books. Suck in capital city traffic with no clear way to avoid the cars around is, an Oklahoma ambulance was at the mercy of is surrounding rush-hour drivers as I tried to ma

8、ke its way to a series of emergency calls on Saturday-one involving a young girl with cancer, who had traveled all the way from London for her treatment.That was until a certain 6-foot-9-inch do-gooder drove his car through the lanes and skillfully placed it so that the ambulance would be freed from

9、 the web of vehicles: Kevin Durant, a famous NBA player.“All of a sudden, I see a silver sports car making way for us to get through and guide all the Traffic,” Radford, a, doctor on the ambulance, said. “Once we actually get through all the traffic, this silver car comes over to the side and the dr

10、iver waves to us.”According to Radford, Durant s kindness led the doctors to make it to their second emergency call on time, too, enabling that young girl with cancer to get to her treatment safe and sound, For his part, Durant shied away from being regarded as a hero for his actions, saying what he

11、 did was entirely ordinary.“I just thought it was SO cool that someone like Durant would take the time to assist an ambulance getting to an emergency call,” Radford said. Everything he did was amazing; Durant is the hometown hero.”For his heroism, Durant will be honored by the Oklahoma Emergency Med

12、ical Services Authority (OEMSA) as an “Everyday Hero”, an award thats given out four times a year.“Durant s actions are exactly how we think citizens should help doctors reach their calls for emergencies. He is a great example of doing ones part to help those in need, and he handled it with such mod

13、esty,” an OEMSA representative said.4Kevin was regarded as a hero mainly because .Ahe answered emergency calls for doctorsBhe cured a young girl from London of cancerChe guided an ambulance through rush-hour trafficDhe solved the problem of traffic jam in Oklahoma5What do we know about Oklahoma from

14、 the passage?AIt is widely known for heavy traffic. BIt has poor emergency medical services.CIt has the best cancer experts in the world. DIt gives Everyday Hero award to citizens.6Which words can best describe Durant?AWarm-hearted and modest. BQuick-minded and careful.CAthletic and intelligent. DMe

15、rciful and reliable.7Which might be the best title for the passage?ABetter City, Faster Service BBig Boy, Small KindnessCLarger City, Heavier Traffic DOrdinary Girl, Good Luck (Oct. 13th, 2020, Reuters) The Royal Swedish Academy of Sciences has decided to award the Nobel Prize in Chemistry 2020 to E

16、mmanuelle Charpentier and Jennifer ADoudna “for the development of a method for gene editing”.Charpentier and Doudna have discovered one of gene technologys sharpest tools: the CRISPR/Cas9 genetic scissors. Using these, researchers can easily change the DNA of animals and plants. This technology has

17、 had a great impact on the life sciences. It is contributing to new cancer treatment and may make the dream of curing inherited diseases(遗传病)come true.Researchers need to modify genes in cells if they want to find out about lifes inner workings. This used to be difficult and sometimes impossible. Us

18、ing the CRISPR/Cas9 genetic scissors, it is now possible to change the code of life in a few weeks.The discovery of these genetic scissors was unexpected. During Charpentiers studies of Streptococcus pyogenes (酿脓链球菌),which cause the most harm to humans,she discovered a previously unknown molecule (分

19、子), tracrRNAIt kills viruses by breaking their DNAShe started working with Doudna,an experienced biochemist in 2011. They then reprogrammed the genetic scissors. In their natural form, the scissors recognize DNA from viruses, but Charpentier and Doudna prove that they could be controlled so that the

20、y can cut any DNA molecule at a given site. Then it is easy to rewrite the code of life.Since Charpentier and Doudna discovered the CRISPR/Cas9 genetic scissors in 2012, their use has exploded. This tool has contributed to many important discoveries in basic research, and plant researchers have been

21、 able to develop crops that can fight pests and drought.Clinical trials(临床试验)of new cancer treatments are under way, and the dream of being able to cure inherited diseases is about to come true. These genetic scissors have taken the life sciences into a new page and, in many ways,are bringing the gr

22、eatest benefit to humans.8In which field is CRISPR/Cas9 mostly used?ALife science.BTool design.CDisaster prevention.DChemistry industry.9What does the underlined word “This” in Paragraph 3 refer to?ADealing with cancer.BModifying genes in cells.CCuring inherited diseases.DDiscovering lifes inner wor

23、kings.10How does CRISPR/Cas9 work?AIt kills harmful viruses.BIt damages human organs.CIt makes DNA copying easier.DIt cuts DNA molecule at a chosen spot.11The passage is a Ascience fictionBpersonal storyCnews reportDbook review My grandma is the best pie maker in the world. So when she called me to

24、say that one of her pies was missing, I knew that it was serious. I hurried to Grandmas house and suddenly realized that I hadnt visited her in a long time.“Start from the beginning,” I said. “I cut the pumpkin pie into six pieces,” she began. “A pumpkin pie! My favorite kind! This is even more seri

25、ous than I thought.”I took out a small notebook and a pencil. “Now, when did you last see this pie?” “You mean the whole? I baked it this morning,” said Grandma. “Then the doorbell rang. It was the leaf collector.”“Just as I suspected,” I said, writing down “leaf collector”. “He stole the pie.” “Oh,

26、 no,” Grandma said. “He just wanted me to know that he was finished. I gave him a piece for his good job.” I put a line through leaf collector.Then what happened?“When I went outside with his piece, the mail carrier was there. She told me she could smell that pie all the way. “Aha!” I wrote down “ma

27、il carrier”. “She stole the pie.”“No, I gave her a piece myself.” “Go on, please.” I said.“Then the phone rang, and it was my neighbor, Gloria Ketchum with the cats. I nodded and wrote G.K.”. “She calls me every day to see if I need anything. So I invited her and her daughter over for some pie.”“Gra

28、ndma! No one stole the pie. You gave away all the pieces. One to the leaf collector. Another to the mail carrier. You and Gloria each had one. And her daughters is five.”“Altogether six pieces!” Grandma said. “Maybe it was one of Gloria s cats, or maybe a monster took it.” Grandma hid her face in he

29、r handkerchief; I couldnt tell if she was laughing or blowing her nose.I had to search for more clues.I opened the door of the refrigerator and asked “Whats this?” Grandma looked surprised. “Thats it!” She said, “Ill just warm it up. You must be hungry from the work, Jane!”I did find the pie. And it

30、 was delicious, just as I suspected.12Who got a piece of pie for bringing Grandmas groceries?AThe leaf collector. BThe mail carrier. CThe neighbor. DThe author.13What is Grandmas real reason for calling the author?AShe found a piece of her pumpkin pie missing.BSomeone was needed to look into the str

31、ange case.CThe author did well in making the right judgement.DShe wanted to find a good excuse to meet the author.14Why didnt the author open the fridge at first?ABecause she believed the pie was stolen. BBecause she didnt know where the pie was.CBecause she didnt want to ruin the game. DBecause she

32、 thought Grandma made a mistake.15What does the passage mainly tell us?AHe who laughs last laughs best. BYou are the apple of my eye.CHonesty is the best policy. DObservation is the best teacher.二、七选五 Since the DISEASE officially began in March,weve been told staying home is the best way to avoid catching Covid-19.But being homebound(居家隔离）