1、第 1页（共 9页）Unit1 Section DAssessing Your Progress一、单词拼写1 Hea_thattheaccidentwasduetohiscarelessness.2The frightened people f_d_from the burningbuilding.3 I stood in the kitchen， waiting for the water to b_.4Theres a d_ smell of cigarettes here.5The discussions continued late into the night, butnothin
2、g was c_二、单句语法填空1In terms of research, it is necessary for us to stickto the _(academy) cautiousness.2We cheered when our team _ (defeat) theother team.3He is a _ (courage) man who dares to dive intothe woods and come up with something new.4They have _ (apparent) achieved broader anddeeper agreement
3、s on how further promotion on ecology shouldbe approached.5He committed _(he) to finishing the project by第 2页（共 9页）Friday.三、阅读理解Born on May 27，1907 in Springdale, Pennsylvania, RachelCarson became an avid explorer as well as reader, and took aninterest in writing stories. By age 10, she had publishe
4、d herfirst story in St. Nicholas. She would often read this magazine,as well as many others that concerned the natural world. In 1925,she finished at the top of her class in high school in a classof 45 students.Carson would go on to attend the Pennsylvania College forWomen, which is known as Chatham
5、 University now. This is whereshe would end up pursuing the sciences. She would eventuallyattend Johns Hopkins University in 1929, continuing her studiesin zoology and genetics.Carson completed her Masters in zoology in June of 1932,and went to work at a local radio station. Here she would writeeduc
6、ational broadcasts for a weekly radio show called RomanceUnder the Waters. This led her to her job at the US. Bureauof Fisheries, and she became just the second woman to beemployed by the bureau.In 1951, Carson had her book The Sea Around Us published,which explains the complexity of the ocean to no
7、nscientists.第 3页（共 9页）Carson wrote the book with poetry and science, and she intendedto spark in her readers a sense of the fragility of the worldsecosystem. The Sea Around Us made Carson the voice of publicscience in America, an internationally recognised authority onthe oceans, and established her
8、 reputation as a nature writerof the first rank.In 1962, Carson became wellknown when her most famous bookSilent Spring was published. This book described the negativeeffects of pesticides on the environment. Her concern withpesticides dated back to the 1940s, but no one would take herseriously unti
9、l this book was finally published. On April 14,1964, Carson passed away due to a heart attack but her worktowards preserving the environment has continued to this day.Silent Spring was even republished in 1994 with an introductionfrom then vicepresident AI Gore.1What do we know about Carsons early l
10、ife?AShe was a great fan of St. Nicholas.BShe worked at a radio station.CShe pursued the sciences in high school.DShe moved to Springdale at the age of 10.2According to the passage, The Sea Around Us _Ais a science book for professionals第 4页（共 9页）Bwas published after Carson passed awayCaimed to rais
11、e public environmental awarenessDhas made Carson a fiction writer of internationalsignificance3What might be AI Gores attitude toward Silent Spring?ACritical.BAmbiguous.CSkeptical.DApproving.四、语法填空阅读下面材料，在空白处填入适当的内容(1 个单词)或括号内单词的正确形式。The 2020 Nobel Prize for Chemistry 1 _ (award)toEmmanuelle Charpen
12、tier and Jennifer A. Doudna on October 7,2020. The two female scientists won the prize 2_thedevelopment of a method of genome(基因组) editing.Gene editing has a wide 3_ (apply) across the world.It can 4_ (direct) change the DNA of a life form and hasthe potential of leading to 5_(benefit) results.One o
13、f the most convenient methods of gene editing is calledCRISPR/Cas9, 6_was discovered by the two Nobel winners.The method enables scientists to cut a sequence of DNA into twopieces, 7_ (allow) nature to “repair” it. During therepair process, errors will be introduced to create a different第 5页（共 9页）se
14、quence of DNA, thus resulting in an 8_ (edit) gene.In simple words, CRISPR/Cas9 is the “scissors” of genes.The greatness of CRISPR/Cas9 lies in extreme accuracy. It alsoenables humans to breed(培育) more plant varieties and developbetter treatment for cancer.In the future, the discovery 9_ (expect) to
15、 have arevolutionary impact on the life science and make the dream ofcuring some diseases come true.There wasno traditionalNobel AwardingCeremony inStockholm due to the COVID19, 10_ an online version washeld instead.第 6页（共 9页）一、单词拼写1.acknowledged2.fle3.boil4.distinct5.concluded二、单句语法填空1.academic2.de
16、feated3.courageous4.apparently5.himself三、阅读理解1A细节理解题。根据文章第一段“By age 10, she hadpublished her first story in St. Nicholas. She would often readthis magazine, as well as many others that concerned the naturalworld.(到了 10 岁，她在 St. Nicholas 发表了她的第一篇小说。她经常读这本杂志， 以及许多其他有关自然世界的杂志)” 可知， RachelCarson 从小就喜欢看
17、St. Nicholas 这本杂志，是其忠实的读者。故选 A。2C推理判断题。根据第四段“Carson wrote the book withpoetry and science, and she intended to spark in her readers第 7页（共 9页）a sense of the fragility of the worlds ecosystem.(RachelCarson 用诗歌和科学来写这本书，她想激发读者对世界生态系统脆弱性的认识)”可知，Rachel Carson 写这本书目的是提高人们对环保的意识。故选 C。3 D推理判断题。根据文章最后一句“Silen
18、t Spring was evenrepublished in 1994 with an introduction from then vicepresident AI Gore.(寂静的春天在 1994 年再版时，甚至是由当时任副总统 AI Gore 写的介绍)”可推知，副总统 AI Gore 对寂静的春天这本书的态度是非常认可和支持的。故选 D。四、语法填空1was awarded考查动词时态、语态和主谓一致。 根据时间状语 October 7, 2020 可知， 时态用一般过去时。 动词 award 意为 “把(某物)授予(某人)” ，和主语 The 2020 Nobel Prize f
19、or Chemistry构成被动关系， 故用被动语态， 主语为表示单数意义的The 2020 NobelPrize for Chemistry，故填 was awarded。2for考查介词。此处是指因为某事而获奖，表示“因为” ，应用介词 for。3application考查名词。根据空前的冠词 a 和形容词 wide可知， 此处需用名词作has的宾语， apply的名词形式为application，故填 application。4directly考查副词。修饰动词 change，应用副词。故填directly。第 8页（共 9页）5beneficial考查形容词。修饰名词 results
20、作定语，应用形容词，beneficial 意为“有益的” 。故填 beneficial。6which考查定语从句。分析句子结构可知，所填词引导非限制性定语从句，修饰先行词 CRISPR/Cas9，且在从句中作主语，应用关系代词 which。7 allowing考查非谓语动词。动词 allow 和谓语动词 enables之间没有连词，应用非谓语动词形式，动词 allow 和主句构成主动关系，应用现在分词形式作结果状语。8edited考查非谓语动词。 动词 edit 意为“编辑” ，和逻辑主语 gene 构成被动关系，且此处动作已完成，应用过去分词作定语。故填 edited。9will be expected考查动词时态及语态。 根据时间状语In the future 可知，应用一般将来时。动词 expect 和主语 thediscovery 构成被动关系。10and考查连词。 前句“There was no traditional NobelAwarding Ceremony in Stockholmdue to the COVID19”和后句“an online version was held instead”构成顺承关系，应用并列连词 and。第 9页（共 9页）
