Unit 6 Section Ⅴ “Developing ideas”的新知学习环节-【新课程学案】2025-2026学年高中英语必修第三册教师用书word（外研版）

本讲义聚焦高中英语“Developing ideas”新知学习，构建从基础词汇认知（阅读、重点单词）到活用拓展（构词规律、高级词块），再到词汇用法（otherwise、shelter）与核心句型（be doing...when...、even though）解析及语法填空练习的递进式学习支架。 资料以分层次词汇学习（如“n.+-en→v.”等构词规律）和“两层级”句型教学（句式变换与仿写）为特色，通过用法感知、归纳点拨、应用融会提升语言能力，培养思维品质。课中辅助教师系统授课，课后助力学生巩固知识，查漏补缺。

Section Ⅴ　“Developing ideas”的新知学习环节 一、阅读单词——知其义 1．a billion dollars　　　　 十亿美元 2．be sent to us by helicopter 通过直升机送到我们手中 3. 二、重点单词——写其形 1．nowhere to escape 无处可逃 2．or otherwise 或相反；或其他情况 3．at midnight 在半夜 4．county_town 县城 5. 三、活用单词——悉其变 1. 2. 四、拓展构词——明其规(依据规律串记单词) 1．threaten: “n. ＋-en”→v. ①fright→frighten　　　　 吓唬 ②strength→strengthen 加强 ③length→lengthen 变长 2.sufficiency: “adj.去t/te＋-cy ”→n. ①accurate→accuracy　　 准确 ②efficient→efficiency 高效 ③private→privacy 隐私 ④consistent→consistency 连贯性 ⑤current→currency 货币 五、高级词块——通其用 1．lose_one's_life　　　 　 失去生命 2．fly_off 飞出，飞速(或突然)地跑掉 3．all_of_a_sudden 突然，猛地 4．turn_into_a_river 变成了河 5．go_up_and_down 上下颠簸；来来往往 6．look_out_for 寻找；留心 7．keep_on_reminding_sb. 一直提醒某人 8．look_up_at_the_stars 仰望星星 9．even_though 即使 10．have_yet_to 还没有 11．be_surrounded_by 被……环绕 1．There was water everywhere, but we couldn't drink any of it otherwise we'd get really sick. 到处都是水，可我们一滴也不能喝，否则就会染上重病。 ★otherwise adv.否则，要不然；不同地，除此之外 |用|法|感|知| •We'll go early, otherwise we may not get a seat. 我们得早点去，要不然就没有座位了。 •He is naughty, but otherwise a nice boy. 他很调皮，但除此之外，他是个不错的男孩。 •Seize the chance, otherwise you'll regret it. 抓住这个机会，否则你会后悔的。 [归纳点拨] and otherwise＝and so on/etc. 等等 or otherwise＝or instead 或其他情况，或相反 |应|用|融|会| (完成句子) ①Phone home, otherwise_your_parents_will_start_to_worry. 打电话回家，不然你父母会开始担心了。 ②We welcome any comments from viewers, good or_otherwise. 我们欢迎观众的任何评论，不管是好是坏。 ③We lost our way in that small village, otherwise_we_would_have_visited more places of interest yesterday. 我们在那个小村庄迷路了，否则我们昨天会参观更多的名胜。 [名师点津] (1)otherwise通常用于“祈使句＋otherwise＋陈述句”的句型，意为“否则”，相当于or。 (2)如果otherwise表达的情况是虚拟的条件，产生的后果需要使用虚拟语气(含蓄虚拟语气)；如果otherwise表达的是真实的条件，那么产生的后果要使用真实的语气。 2．Stay in the shelter. 待在避难所里。 ★shelter n．庇护，掩蔽；避难所 |用|法|感|知| •(“动作描写”佳句)The fox was running for the shelter of the trees, trying to hide. 狐狸朝树丛跑去，想要躲藏起来。 •(“环境描写”典句)No shelter was available for miles around in this treeless landscape. 在这个光秃秃没有树木的地方，周围数英里内都没有掩蔽处。 •We were caught in a storm, without anywhere to shelter.我们遇上了暴风雨，没有地方躲雨。 [归纳点拨] (1)seek/take shelter 　 　 寻求庇护 provide shelter for ... 为……提供庇护 (2)shelter v. 保护；躲避(风雨或危险) shelter ...from ... 使……免于…… |应|用|融|会| (完成句子) ①The area provides_food_and_shelter for wildlife. 这个地区为野生生物提供食物和栖息地。 ②Experts suggested that we shouldn't seek/take_shelter under a tree when there is a violent storm with thunder and lightning. 专家们建议，在雷电交加的强暴风雨来临时，我们不要躲在树下。 ③These plants must_be_sheltered_from_direct_sunlight. 这些植物必须被遮起来，免受阳光直射。 1．I was sitting in my room with my cat, Smartie, on my lap, when the roof just flew off. 当时我正坐在自己房间里，猫咪斯玛蒂趴在我腿上，突然屋顶就飞走了。 本句是be doing ... when ...句型。when在句中作并列连词，相当于and at that/this time。 when作并列连词时还用于以下句型中： (1)be about to do ...when ...＝ be on the point of doing sth. when ... 正要做……这时…… (2)had just done ...when ... 刚做完……这时…… (3)had hardly done ...when ... 刚做了……这时…… “两层级”学通用活句式 (1)通过“句式变换”弄明句式结构 ①She was walking along the bank of the river, and at that time she heard a cry for help. →She was_walking_along_the_bank_of_the_river_when she heard a cry for help. ②Having just finished my homework, I was ordered to do some housework. →I had_just_finished_my_homework_when I was ordered to do some housework. (2)通过“句式仿写”做到熟练运用 ③我正在脑海中组织语言，这时我旁边的女孩用胳膊肘推了我一下。 I was_organizing_my_words_in_my_head_when the girl next to me gave me a nudge. ④我正要进餐馆时突然想到我还没有锁上汽车。 I was__about_to_go_into_the_restaurant_when_it_occurred_to_me that I had not locked the car. 2．Even though we had lost a lot, moments like those gave us hope for the future. 尽管我们损失惨重，但这样的时刻重新点燃了我们对未来的希望。 (1)even though “尽管，即使”，用来引导让步状语从句，可用even if替换； (2)even though/if所引导的从句常用一般现在时表将来。若主、从句主语相同或从句的主语是it，且从句谓语中含有be动词时，也可采用省略结构； (3)even though与even if引导让步状语从句时，可用虚拟语气，也可以用陈述语气。 “两层级”学通用活句式 (1)通过“句法训练”弄明句式结构(完成句子/句型转换) ①I'll do it, even_if_it_takes_me_all_the_afternoon. 我要做这件事，即使它将花去我整个下午的时间。 ②Even_if_(he_is)_laughed_at,_he won't give up his dream. 即使被嘲笑，他也不会放弃梦想。 ③Even if every large city reused_its_water,_we would not have enough yet. 即使每个大城市都对水进行再利用，我们的水资源依然不够。 ④Even if I were in your place, I wouldn't take the job. →Even_if_in_your_place,_I wouldn't take the job. (2)通过“句式仿写”做到熟练运用 ⑤父母应该给孩子机会表达自己的观点，即使这些观点与他们的看法不同。 Parents should give the children chances to voice their opinions even_though/if_they_are_ different_from_theirs. ⑥即使不得不整晚熬夜，Melia也决心解决这个案子。 Even_though/if_she_had_to_stay_up_all_night,_Melia was determined to solve the case. 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。 I was sitting in the room with my cat ①when the hurricane hit. All of ②a sudden, our roof flew off and I was so ③frightened (frighten) that I just ④froze (freeze). Without a roof, ⑤staying (stay) inside was dangerous, so we came to the open air. Mom told us to keep positive whatever ⑥happens (happen). She kept on reminding us that we were all together and safe, ⑦which is the most important. We lay under the sky looking up at the stars, and the ⑧amazing (amaze) stars at night gave us hope for the future. ⑨Thankfully (thank), we were rescued a few days later. Now we have rebuilt our homes and lives, and the ⑩beauty (beautiful) of the stars still inspires us to move on. 学科网（北京）股份有限公司 $