Unit 1 Section Ⅴ “Developing ideas”的新知学习环节-【新课程学案】2025-2026学年高中英语选择性必修第四册教师用书word（外研版）

本讲义聚焦高中英语词汇与句式核心知识，通过“阅读单词—重点单词—活用单词—拓展构词—高级词块”的递进支架，系统梳理词义理解、拼写掌握、词形变化及构词规律，结合重点词汇（如alternative, arise）用法解析与“主语+be+adj.+不定式”“助动词强调谓语”等句式结构，辅以语法填空练习，构建从基础积累到综合应用的学习脉络。 该资料以新课标核心素养为导向，通过构词规律（如fluency的“adj.去t+cy→n.”）培养学习能力，结合《未选择的路》等语境化例句提升语言能力，设置用法感知、归纳点拨及仿写练习促进思维品质发展。课中助力教师系统授课，课后便于学生回顾巩固，有效弥补知识盲点。

Section Ⅴ　“Developing ideas”的新知学习环节 一、阅读单词——知其义 1．start to diverge　　　　 　 　 开始岔开 2．thick undergrowth 茂密的下层灌木丛 3．overcome numerous difficulties 克服许多困难 4．lots of commercials 许多商业广告 5．serve refreshments 供应茶点 6．an eight­hour shift 八小时轮班工作 二、重点单词——写其形 1．a complex system 一套复杂的系统 2．a practicable alternative 另外可行的办法 3．be in a dilemma_ 陷入进退两难的境地 4．arise from moral problems 源于道德问题 5．in most circumstances 在大多数情况下 三、活用单词——悉其变 1. 2. 3. 4. 5. 6. 7. 四、拓展构词——明其规(依据规律串记单词) fluency: adj.(去t)＋­cy→n.　 ①agent→agency　　　　　　 代理 ②efficient→efficiency 效率 ③emergent→emergency 紧急情况 ④frequent→frequency 频率 五、高级词块——通其用 1．be_set_in　　　　　　 　 以……为背景 2．insight_into 洞察 3．cannot_help_but_do_... 无法抑制做……，禁不住做…… 4．on_a_daily_basis 每天 5．range_from_...to_... 包括从……到…… 6．arise_from 由……引起，起因于 7．result_in 导致，结果是 8．have_...in_common 有……共同之处 9．lead_to 导致，造成(后果)；通向 10．be_free_to_do 随心所欲地做 11．turn_down 拒绝；关小，调低 12．look_back_on 回顾；回忆 13．serve_as 担任，充当 14．apply_for 申请 15．be_familiar_with 对……熟悉 16．major_in 以……为专业；主修 1．When reading The Road Not Taken, one cannot help but see in one's mind images of a peaceful wood deep within the countryside. 阅读《未选择的路》总会让人脑海中不禁浮现出乡村深处静谧的树林。 ★can't help but do ...无法抑制做……，禁不住做…… |用|法|感|知| •(“心理描写”佳句)As much as I was heart­broken, I couldn't help but look forward to the bright future. 尽管我极为悲伤，但我还是忍不住期待着光明的未来。 •I don't really work here.I am just helping out until the new secretary comes. 我不是在这里工作，我只是在新秘书来之前帮忙。 •He spoke so convincingly that you couldn't help believing him. 他说得如此令人信服，不由得你不信。 [归纳点拨] help (...) out　　 帮助(……)摆脱困境或危难 help oneself to sth. 随便取/用/吃…… can't help doing sth. 禁不住做某事 |应|用|融|会| (单句语法填空/完成句子) ①When you are at the party this evening, remember to help yourselves (you) to whatever snacks you like. ②She couldn't help laughing (laugh) when she heard the news. ③The children help_out_on_their_father's_farm when things are busy. 农忙时，孩子们在农场上帮爸爸的忙。 ④She couldn't_help_but burst into tears when seeing the old photo, which brought back a flood of sweet memories. 看到那张旧照片时，她禁不住泪流满面，往日的甜蜜如潮水般涌上心头。 [名师点津]　短语 had better, cannot but, cannot help but, cannot choose but 等之后跟不带 to 的不定式。 2．Life throws many alternatives at us on a daily basis.生活每天都会向我们抛出许多选择。 ★alternative n．可供选择的事物adj.可供替代的 |用|法|感|知| ·(2025·全国Ⅰ卷写作)Between the two alternatives “Fun at my school” and “Guess who I am” you proposed, I choose the former without hesitation. 在您提出的 “校园趣事” 和 “猜猜我是谁” 这两个选项中，我毫不犹豫地选择前者。 •(深刻说理句)Failure is the mother of success.Sometimes, in order to succeed, we have no alternative but to face failure bravely and learn from it. 失败乃成功之母。有时候，为了成功，我们除了勇敢地直面失败并从中吸取教训外别无选择。 •The agency will make travel arrangements for you.Alternatively, you can organize your own transport. 旅行社将为你安排旅行，或者你可以自己安排交通工具。 归纳点拨 (1)an alternative to……的替代物(to是介词) have no alternative but to do sth.别无选择只好做某事 have the alternative of doing sth. 有做某事的选择 (2)alternatively adv. (引出第二种选择或 可能的建议)要不，或者 联想发散 “别无选择只好做某事”的其他表达形式：①can't do sth.but do sth. ②can do nothing but do sth. ③have no choice but to do sth. ④can't choose but do sth. |应|用|融|会| (1)单句语法填空 ①If we expect people to give up the bad habit of driving, we must give them an alternative they can rely on. ②If you don't like the school lunch, you have the alternative of bringing your own. (2)同义句转换 ③In view of the bad weather they cannot choose but put the meeting off. →In view of the bad weather they have_no_alternative/choice_but_to_put_the_meeting_off. 3．Of course, the greatest dilemmas arise from moral problems, when we are uncertain which choice results in doing the right thing. 当然，最大的困境往往源于道德问题，因为我们不确定哪个选择才是正确的。 ★arise v．(由……)引起；出现；产生；发生；起身；起床 |用|法|感|知| •(“倡议”类写作佳句)A random act of love may make the world a warmer place, so give a hand when the need arises. 一个随意的爱的举动可能会让世界更温暖，所以，(当别人)有需要的时候请伸出援手。 •(“建议”类写作佳句)Communicate more with your parents.After all, most problems arise from/arise out of the lack of communication. 多和父母交流，毕竟，很多问题是由于缺乏沟通造成的。 归纳点拨 arise from/out of 由……而引起，因……而产生 arise between ...and ... 在……和……中间出现 if/when the need arises 如果/当有需要时 易混辨析 arise, rise, raise, arouse 原形 词性词义 过去式 过去分词 现在分词 arise (vi.)出现；发生；起身 arose arisen arising Rise (vi.)升起；增长；上升 rose risen rising raise (vt.)举起；抚养；饲养 raised raised raising arouse (vt.)唤醒；激起 aroused aroused arousing |应|用|融|会| (1)写出下列句中arise的含义 ①Seeing his mother return home, the boy arose from his chair immediately.起身 ②New problems will arise one after another in the future.出现 ③They arose at sunrise to get an early start to the park.起床 ④The problem arose from lack of experience.引起 (2)选词填空(arise/arouse/rise/raise) ⑤They are talking about the problems arising out of the lack of communication. ⑥We were watching the children raising the national flag, and we saw it rising slowly in the wind. ⑦About two o'clock, we were aroused from our sleep by a knock at the door. 1．His poetry generally has a regular rhythm and rhyme, and is easy to read aloud and remember.他的诗一般有有规律的节奏和韵律，易于朗诵和记忆。 “ ...is easy to read”是“主语＋be＋adj.＋不定式”结构，其中“His poetry”是read的逻辑宾语，不定式用主动形式表示被动意义。使用此结构须注意以下两点： (1)常用形容词有：difficult, hard, easy, comfortable, pleasant, interesting, exciting等。 (2)不定式和其逻辑主语之间构成逻辑上的动宾关系，若不定式为不及物动词，其后应该加适当的介词。 “两层级”学通用活句式 (1)通过“句法训练”弄明句式结构(单句语法填空) ①The question is very difficult to_answer (answer)． ②The upcoming English evening is sure to_be (be)wonderful to attend with various performances prepared. ③The narrow path in the forest was dangerous to_walk (walk) along after the heavy rain. (2)通过“句式仿写”做到熟练运用 ④虽然有些问题我似乎不熟悉，但它们很容易解决。 Though some of the problems seem unfamiliar to me, they_are_easy_to_solve. ⑤这个扶手椅看上去很硬，但实际上坐上去很舒服。 The armchair looks rather hard, but in fact it is_very_comfortable_to_sit_in. 2．Some of us do take a more unusual path through life, and while it may be a harder one to follow, it can also lead to new adventures and experiences.生活中确实会有一些人选择不寻常的道路，虽然路途更加艰难，但也会带来新的奇遇和经历。 句中do take为 “助动词＋动词原形”，对谓语进行强调，意为“的确”。强调谓语动词的形式有： (1)“did＋动词原形”强调过去的动作，主语人称不限。 (2)“does＋动词原形”强调现在的动作，主语为第三人称单数。 (3)“do＋动词原形”强调现在的动作，主语为第一、第二人称或者第三人称复数，也可用在祈使句中。 “两层级”学通用活句式 (1)通过“句式变换”弄明句式结构(强调黑体部分) ①The baby is generally healthy, but every now and then she catches a cold. →The baby is generally healthy, but every now and then she does_catch_a_cold. ②I hope you can take my suggestions into consideration. →I do_hope_you_can_take_my_suggestions_into_consideration. (2)通过“句式仿写”做到熟练运用 ③我确信你将会度过一段美好的时光。 I do_have_the_confidence that you will have a great time. ④既然你对中国文化感兴趣，我真的希望你能来参加这次的艺术节。 Since you are interested in Chinese culture, I_do_hope_you_can_come_to the Art Festival. ⑤无论你做什么，都要全力以赴，最终你就会成功。 Whatever you do, do_devote_yourself_to_it and finally you will succeed. 根据课文内容，在空白处填入1个适当的单词或括号内单词的正确形式。 The poem The Road Not Taken has become one of the most famous American ①poems (poem) of all time.When reading the poem, one cannot help but see in one's mind images of a ②peaceful (peace) wood deep within the countryside.Paths in the woods ③are_used (use) to symbolize how our lives progress and change.Life throws many alternatives at us on a daily basis.Of course, the greatest dilemmas arise ④from moral problems, when we are uncertain which choice results in doing the right thing. Whether big or small, ⑤what all our choices have in common is that they lead to specific consequences.Once a choice is made, there is no ⑥going (go) back.Although we may be free to choose which path ⑦to_take (take), this choice isn't easy when those two paths look similar.For example, when ⑧presented (present) with two job offers, we may wonder ⑨exactly (exact) what it is we're choosing between. Nonetheless, part of the art of decision­making is learning to make ⑩the most of our decisions.Instead of looking back with regret, we should be facing our future with energy and optimism. 学科网（北京）股份有限公司 $