Unit 6 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)

该高中英语知识清单系统梳理了核心单词、拓展词汇、重点短语及重点句型知识体系。从核心单词（配语境例句）入手，通过拓展词汇（词性转换）构建词汇网络，进而结合重点短语和重点句型（含不定式完成式等结构及例句），搭建从词汇积累到句式运用的学习支架。 知识链路按“词汇—短语—句型”递进逻辑清晰呈现，各模块均配语境化例句。特色在于通过例句强化语言知识的实际运用，助力语言能力提升，结构化梳理便于学生自主构建体系，培养学习能力，体现“学用结合”的学科特色学习方法。

Unit 6　单元知识回扣 [对应学生用书P155] Ⅰ.核心单词 1．The lunar eclipse (月食) occurs when the earth's shadow(影子) falls on the moon. 2．The pain was so bad that she wanted to scream(尖声大叫)，but she endured it eventually. 3．The captain ordered all passengers and crew (全体船员) into lifeboats as quick as possible. 4．The wide plain，with thousands of animals on the move，was an awesome(了不起的) spectacle. 6．If you consider the problem from a different angle(角度)，you won't feel angry. 7．It takes a lot of self­discipline (自我约束) to go jogging in winter. 8. As soon as she saw her father return home，Shannon went upstairs to fetch (拿来) some newspapers to him. 9．They had to do so much walking after their car broke down on the way that their leg muscles(肌肉) are still aching now. 10．Ellen's face wrinkles as if she is about to sneeze (打喷嚏). Ⅱ.拓展词汇 1．except prep.除……之外→exception n.例外→exceptional adj.特别的，格外的，非凡的→unexceptional adj.平常的 2．suspend v.暂停，中止→suspension n.暂停，中止 3．simulate v.模仿，模拟→simulated adj.模仿的，模拟的，仿真的→simulator n.(用于人员训练的)模拟装置，模拟器 4．submit v.提交→submission n.提交；呈递；提交(或呈递)的文件→submissive adj.服从的；顺从的 5．visible adj.看得见的，可见的→visibly adv.看得见地→invisible adj.看不见的 Ⅲ.重点短语 1．set foot on 踏上 2．become accustomed to 习惯于…… 3．one's heart in one's mouth 提心吊胆 4．take off 起飞 5．tune in 收听，收看 6．cast a shadow on 给……蒙上阴影 7．call to 召唤 8．reach for 伸手去够 9．be composed of 由……组成 10．quest for 追求；寻找 Ⅳ.重点句型 1．不定式的完成式 我们希望下周六前完成这项工作。 We hope to have finished the job by next Saturday. 2．倒装句：“so...that...”意为“如此……以至于……” 我发现这个问题太难解决了，以至于我决定去向汤姆寻求建议。 So difficult did I find it to work out the problem that I decided to ask Tom for advice. 3．sb/sth＋be＋过去分词＋to do... 人们认为他的作品表现出对现代建筑的深刻理解和对传统的精通。 His works are believed to show a deep understanding of modern architecture and a good knowledge of traditions. 学科网（北京）股份有限公司 $