Unit 3 Section Ⅰ Welcome to the unit and Reading—Preview（Word教参）-【优化指导】2023-2024学年新教材高中英语选择性必修第二册（译林版2020）

Section Ⅰ　Welcome to the unit and Reading—Preview [对应学生用书P53] 1．genome n．基因组，染色体组 2．affect vt.影响；侵袭，使感染；深深打动 3．contract vt. 感染(疾病)；与……订立合同(或契约) n．合同，合约 4．virus n．病毒；(计算机程序中的)病毒 5．cancer n．癌症；邪恶，毒瘤 6．identify vt.找到，发现；确认，认出；显示，说明身份 7．delete vt.删去，删除 8．restore vt.恢复；修复；使复原，使复位 9．ultimately adv.最终；根本上 10．abnormal adj.反常的，畸形的 11．weapon n．武器，手段；兵器 12．fundamental adj.十分重大的，根本的；基础的，基本的 n．基本规律，根本法则，基础 13．restrict vt.限制，限定，束缚，妨碍；约束，管束 14．prohibit vt.(尤指以法令)禁止；使不可能 15．resistance n．抵抗力；抵制，反对；抵抗，反抗 16．characteristic n．特征，特点 adj.典型的，独特的 17．wrestle vi. & vt. 奋力对付，努力处理；摔跤 18．debate vt.& vi.讨论，辩论；仔细考虑，思考 n．讨论，争论；辩论 Step 1　Fast reading Check yourself to what degree you have remembered the text by filling in the blanks in the following passage. Step 2　Careful reading Read the passage carefully and choose the best answers. 1．What determines a person's mathematical talent? A．His parents.　　　　 B．His lifespan. C．Education. D．Genes. 2．What's one of the proper functions of genome editing? A．Restoring hearing to the deaf. B．Killing abnormal genes. C．Creating “designer babies”． D．Keeping people warm. 3.In which section of a newspaper may this text appear? A．Education. B．Economy. C．Science. D．Entertainment. 4．Everything from the colour of our eyes to our talent for maths depends on . A．heart B．genes C．mind D．head 5．Which statement is true according to the passage? A．Genome also contains information that helps determine our lifespan and affects our chances of contracting certain diseases. B．Genome contains information that helps determine our friendship. C．Studying genome is a good way to find out who are fit for their office. D．There is no good to study genome. 答案　1～5　DACBA Step 3　Post reading Fill in the blanks according to the passage or the given words. Genome editing brings many exciting possibilities.1.As is well­known to you, genes play a critical role in shaping our lives, and our own personal genome contains information that helps determine our lifespan and affects