Unit 5 单元知识回扣-(配套教参)【精讲精练】2025-2026学年高中英语必修第三册(外研版)

该高中英语Unit 5单元知识清单系统梳理了核心词汇、拓展词汇、重点短语及句型。从22个核心单词（附语境例句）入手，延伸至7组拓展词汇（含词性转换），再到13个重点短语和2个语法句型，构建从基础积累到综合应用的语言学习支架。 知识链路按“词汇-短语-句型”逻辑递进，核心词汇通过例句强化语境理解，拓展词汇突出词性转换规律，重点句型结合语法功能示例。亮点在于以例句和应用场景提升语言能力，清晰的知识层级助力思维结构化，便于学生自主梳理巩固，体现语言能力与学习能力的协同培养。

Unit 5　单元知识回扣 [对应学生用书P115] Ⅰ.核心单词 1．Agriculture has developed rapidly，thus (因此) providing light industry with enough raw materials. 2．National natural protection zones (地区) should not be opened to tourists. 3．Blood is the medium (媒介) in which oxygen (氧气) is carried to all parts of the body. 4．Soldiers have temporarily closed the border (边界) between the two countries. 5．After repeated attempts (尝试) they finally succeeded in this experiment. 6．During the 18th and 19th centuries the village was a small river port (港口)，but it has become a big city. 7．Wool (毛织物) usually damages if washed in hot water. 8．It is very important to learn some safety guidelines (指导方针) and get prepared for a flood，especially for those living near a river. 9．All substances，whether they are gas，liquid (液体) or solid，are made up of atoms. 10．As always，you should stretch (伸展) at least ten minutes before each run to prevent injuries. 11．My English teacher，who has been teaching for twenty years，is in charge (负责) of the school work. 12．The captain (队长) ordered the players to get the training done by two o'clock. 13．Turn left at the traffic lights，and you'll see the hospital straight ahead (在前面). 14．This chapter (章节) is so difficult to digest，and I shall have to read it again later. 15．Our high living standards cause our current population to consume (消耗) 25 percent of the world's oil. 16．Now he has got a wrinkled (有皱褶的) face and white hair because of too much hard work. 17．The trees on the shore (岸) line were reflected in the clear water. 18．Speech is made up of sound waves that vary in frequency and intensity (强度). 19．I wish my mind is as broad (宽阔的) as the sky and my kindness is as deep as the sea. 20．Beneath (在……正下方) our feet lies the earth that our life depends on for food and clothing. 21．The residents (居民) set off the electronic firecrackers to celebrate the Spring Festival in order to protect the environment every year. 22．A male (雄性的) chicken is called a cock and a female chicken is called a hen. Ⅱ.拓展单词 1．initial adj.开始的，最初的→initially adv.最初，首先；开头 2．confirm v.证实，证明→confirmation n.证实；确认 3．fail vi.& vt.失败；不及格；使失望→failure n.失败 4．aware adj.意识到的；察觉到的→unaware adj.未察觉到的，未意识到的→awareness n.知道；认识；意识 5．cloth n.布→clothes n.衣服→clothing n.(总称)衣服 6．bleed v.出血，流血→bleeding n.流血，失血→blood n.血，血液 7．injury n.伤，损害→injure vt.损害；伤害→injured adj.受伤的 Ⅲ.重点短语 1．good money 大笔钱 2．make money 挣钱 3．succeed in doing 成功做某事 4．take one's life 结果某人的性命，杀死某人 5．bring...into focus 使集中在焦点上，使清楚起来 6．figure out 理解；计算出 7．human nature 人性 8．refer to...as... 将……称为…… 9．in charge 主管；负责 10．look back upon 回忆，回顾 11．leave an impression on/upon 给……留下印象 12．account for 是……的原因；解释；导致；占……(比例) 13. in broad daylight 在大白天 Ⅳ.重点句型 1．现在分词短语作结果状语 大火燃烧了近两天，没剩下什么有价值的东西。 The big fire lasted nearly two days，leaving nothing valuable. 2．as if/though引导方式状语从句 童年的每件事都像刚刚发生过似的涌上心头。 Everything in my childhood crowded in my mind as if they had just happened. 学科网（北京）股份有限公司 $