Unit 1 单元知识回扣-(配套教参)【精讲精练】2025-2026学年高中英语选择性必修第四册(外研版)

该高中英语单元知识回扣清单系统梳理了核心单词、拓展词汇、重点短语及重点句型。从核心单词积累入手，通过拓展词汇的词形转换（如名词、形容词、副词等）夯实词汇基础，结合重点短语固定搭配，最终落实到重点句型的语法结构掌握，构成从词汇到语言运用的学习支架。 知识链路按“核心词汇—拓展词形—短语搭配—句型应用”递进，逻辑清晰。通过系统归纳核心单词（如correspondent, detective）、拓展词汇（如ambition→ambitious, admit→admission）、重点短语（如in the face of, take action）及重点句型（如find+宾补、时间状语从句省略），帮助学生夯实语言基础，提升语言能力。同时，词形转换和句型结构的梳理培养学习能力，便于理解记忆和灵活运用。

Unit 1　单元知识回扣 [对应学生用书P28] Ⅰ.核心单词 1．The correspondent(记者) said the dead were burned beyond recognition and would have to be identified by DNA testing. 2．This comedy was set in America，whose leading character was a detective(私家侦探) with reputation. 3．I don't like watching TV programs now just because there are so many commercials(商业广告) in them. 4．This is one of those things we have no alternative(选择) but to do. 5．A series of car accidents arose(引起) from the ice on the street the other day. 6．In every moment and every circumstance(情况)，you can choose to have fuller，richer life by setting a clear intention. 7．It is common practice to offer guests some refreshments(茶点) in my hometown. 8．I'm afraid I can't go to the party tonight as I'm working the night shift(当班时间). Ⅱ.拓展词汇 1．ambition n.追求，理想→ambitious adj.有野心的，有雄心的 2．history n.历史→historical adj.(有关)历史的→historic adj.历史上著名(或重要)的；有历史意义的 3．ultimate adj.最后的，最终的→ultimately adv.最后，最终 4．admit vt.承认→admission n.允许进入(加入) 5．participate vi.参与；参加→ participation n.参加，参与 6．complex adj.复杂的→complexity n.复杂性 7．symbol n.象征；符号→symbolize v.象征，代表→symbolic adj.象征性的 8．mix v.混合→mixture n.混合；混合体→mixed adj.混合的；混杂的 9．affect v.影响；感染；打动→affection n.喜爱，钟爱 10．qualify v.取得资格(或学历)；合格；使合格→qualified adj.合格的，胜任的→qualification n.资格；学历 11．fluent adj.流利的；流畅的→fluency n.熟练，流利→fluently adv.流利地；流畅地 12．sincere adj.真诚的，诚挚的，诚恳的→sincerely adv.由衷地，真诚地，真心实意地 Ⅲ.重点短语 1. in the face of 面对…… 2．take action 采取行动 3．come one's way 发生在某人身上 ; 某人所经历的 4．be forced to do被迫做某事；不得不做某事 5．take a leaf out of/from one's book 模仿 6．make up one's mind 做出决定，拿定主意 7．pass up 放过，放弃，错过(机会) 8．have second thoughts (对原先的决定)犹豫，产生怀疑 9．put off 推迟……；使……延期 10．reject...out of hand　坚决拒绝……；彻底否决…… 11．weigh up 仔细考虑，权衡 12．insight into 洞察； 对……深刻理解 13．on a daily basis 每天 14．arise from产生于 15．turn down 拒绝 Ⅳ.重点句型 1．find＋宾语＋宾语补足语 汤姆匆匆赶到家，结果发现门锁着。 Tom rushed home，only to find the door locked． 2．时间状语从句的省略 看到我们的社区终于有了新的面貌，我们都感到自豪。 When seeing our community finally took on a new look，we all felt proud.　 学科网（北京）股份有限公司 $