Unit 6 Disaster and hope（课件）-【学而思·PPT课件分层练习】2025-2026学年高一英语必修第三册（外研版）

该高中英语课件聚焦Unit 6 Disaster and hope，系统梳理occur、rescue等高频词汇的用法及拓展，结合核心语法如过去进行时when句式、独立主格结构等，通过教材例句与生活情境导入，构建从词汇辨析到语法应用的学习支架，帮助学生衔接前后知识。 其亮点在于融合语言能力与思维品质培养，词汇部分通过例句归纳（如occur to sb.结构）和分层练习（填空、翻译）提升语言运用，语法部分结合教材原句（如独立主格环境描写）培养逻辑分析能力。采用讲练结合的学科方法，学生能夯实基础并提升语境应用能力，教师可直接利用系统资源优化教学流程。

Experts say this bad weather has occurred due to climate change.专家们说这种恶劣天气因 气候变化而发生。  教材P84   　　He would always set down new ideas that occurred to him.他总是把他想到的新想法 写下来。 　　It immediately occurred to her that these were signs of an approaching tsunami.她 立刻意识到这些是海啸即将来临的征兆。 高频词汇精讲 1 　occur vi.(occurred, occurred, occurring)发生;出现;存在于 Unit 6　Disaster and hope 高中同步 　　It never occurred to her to give up, even when faced with numerous obstacles and challenges.即使面对重重的阻碍和挑战时,她也从未想过放弃。 写作 人物介绍   ①occur in/among...存在于……;出现在…… ②occur 　　    sb.(主意或想法突然)被某人想起 ③It occurs to sb. 　　    sth.某人想起做某事。 ④It occurs to sb. 　　    ...某人想起……   ①occurrence n.发生;发生的事 ②表示“某人(突然)想起……”的表达还有:It strikes/ hits/comes to sb. that...和sth. strikes/hits /comes to sb.。 Unit 6　Disaster and hope 高中同步   ①(2025江苏无锡一中期中)A fire 　　    (occur) in the old building near our house, but fortu- nately no one was hurt. ②(2025湖南怀化期末)It had never even occurred to her 　　    she could damage her car with a heavy load. ③It never occurred to her 　　    (check) the map before setting out on the hike. ④The frequent 　　    (occur) of earthquakes in the area means that the building must be special- ly designed to withstand the force. ⑤我在读这本书时想到了一个好主意。 　　     　　     　　     　　     　　     　　     when I was reading the book. Unit 6　Disaster and hope 高中同步 用法归纳:②to　③to do　④that 即时巩固:①occurred　②that　③to check　④occurrence　⑤A good idea occurred to/came to me 答案 Unit 6　Disaster and hope 高中同步 “The next station is Bank!” comes the announcement.传来了“下一站是银行!”的通 告。  教材P84   　　The school made an announcement about holding an English speech contest the next Monday, which made me very excited.学校宣布下周一举办英语演讲比赛,这让我很激动。  写作 学校生活   make 　　    announcement (about sth.)发出(关于某事的)公告   ①announce v.宣布,宣告(决定、计划等);广播通知 2 　announcement n.[C](一项)公告,布告,通告;[U](指行动)宣布,宣告 Unit 6　Disaster and hope 高中同步 announce that...宣布…… announce sth. to sb.向某人宣布某事 It is/was announced that...据宣布…… ②announcer n.广播员;播音员   ①(2025山东聊城一中月考)However, the 　　    (announce) has sparked a heated debate among experts. ②(2025四川广元期中)One day with a basket of vegetables, he announced 　　    us that he was going to cook a delicious dish. ③The stadium 　　    (announce) introduced the players loudly before the basketball game be- gan. Unit 6　Disaster and hope 高中同步 用法归纳:an 即时巩固:①announcement　②to　③announcer 答案 Unit 6　Disaster and hope 高中同步 So, for accurate and reliable predictions, it's best to check an official, scientific report.因此, 为了得到准确可靠的预测,最好查看官方的科学报告。  教材P86   ①rely vi.依靠;信任 rely on/upon(=depend on/upon)依赖;信任 rely on/upon sb./sth. to do sth.依赖/信任某人/某物做某事 rely on/upon it that...相信……;指望…… •You can rely on it that my introduction and efforts can deepen visitors' understanding of traditional Chinese culture.你可以相信,我的介绍和努力可以加深游客对中国传统文化的了 解。 写作 自荐信 3 　reliable adj.可信赖的,可靠的 Unit 6　Disaster and hope 高中同步 ②unreliable adj.不可靠的 ③reliably adv.可靠地   ①(2024新课标Ⅱ)The innovative design requires little effort to achieve a 　　    (rely) weekly supply of fresh greens. ②(2025广东广雅中学期中)Relying too heavily 　　    technology in meal creation may result in a lack of variety. ③You can rely on your teammates to support you during the next competition.(句型转换) →You can　　     　　     　　     　　    your teammates will support you during the next compe- tition. Unit 6　Disaster and hope 高中同步 即时巩固:①reliable　②on/upon ③rely on/upon it that 答案 Unit 6　Disaster and hope 高中同步 International rescue teams soon began to arrive in the country.国际救援队很快开始抵达这 个国家。 教材P87   　　When we were in trouble,a stranger came to our rescue with a generous donation.当我 们陷入困境时,一位陌生人慷慨地捐款来救助我们。 With the help of a ladder, neighbors rescued the children from the blaze.邻居们借助一 把梯子把孩子们从大火中救了出来。    ①rescue workers/teams/boats/helicopters救援人员/队/船只/直升机 ②　　    one's rescue前来营救某人 4 　rescue n.&vt.营救,解救 Unit 6　Disaster and hope 高中同步  ③rescue sb./sth.　　     ...把某人/某物从……中营救出来   rescuer n.救援者   ①(2025浙江湖州期末)The firefighters rescued nearly 20 people 　　    the burning building yesterday. ②The 　　    (rescue) carefully carried the injured hiker down the steep mountain path. ③真是尴尬的一刻,幸好保罗来帮我了。 It was an embarrassing moment, but fortunately Paul 　　     　　     　　     　　     . Unit 6　Disaster and hope 高中同步 用法归纳:②come to　③from 即时巩固:①from　②rescuer(s) ③came to my rescue 答案 Unit 6　Disaster and hope 高中同步 Caused by exceptionally heavy snowfall within a short period of time, they destroyed buildings and forests, and claimed over 256 lives.它们是由短时间内极大的降雪引起的,摧毁了建筑 物和森林,夺去了超过256人的生命。  教材P88   　　She claims to be a talented artist who can paint portraits quickly.她声称是一位才华横 溢的画家,能很快地画出肖像。 　　They claim to have discovered a cure for the disease.他们声称已经发现了治疗此病的 一种药物。 　　It is claimed that the diet plan can help you lose weight quickly.据说这个饮食计划可 以帮助你快速减肥。 5 　claim v.(战争、事故等)夺去(生命);声称;索要,索取 n.声明;要求,索赔 Unit 6　Disaster and hope 高中同步    ①claim (that)...声称…… ②claim 　　    sb.声称是某人 ③claim to do sth./　　　　　     sth.声称要做某事/做了某事 ④It is/was claimed that...　　　　　      ⑤make a claim for 提出……要求/索赔   ①(2025河北衡水二中月考)Lily hadn't started her part of the research either, 　　    (claim) she had been too busy. ②(2025江苏南航苏州附中月考)Scientists have claimed 　　    (identify) chemicals produced by certain plants which have powerful cancer-fighting properties. Unit 6　Disaster and hope 高中同步 ③The customer made a claim 　　    a refund because the product was faulty. ④据称,锻炼能帮助学生在课堂上更专注。 　　     　　     　　     　　     exercise helps students focus better in class. Unit 6　Disaster and hope 高中同步 用法归纳:②to be　③to have done ④据说…… 即时巩固:①claiming　②to have identified　③for　④It is claimed that 答案 Unit 6　Disaster and hope 高中同步 It led to a severe food crisis and threatened the livelihoods of more than 9.5 million people. 它导致了严重的粮食危机,威胁到950多万人的生计。  教材P88   　　My mom threatened to take away my phone if I didn't finish my homework on time.我 妈妈威胁说,如果我不按时完成作业就没收我的手机。 　　On Halloween, children usually wear strange costumes,knock on their neighbors' doors and threaten them with “trick or treat”.在万圣节前夕,孩子们通常穿上古怪的服装去敲 邻居的门,威胁他们说“不给糖就捣乱”。   ①threaten sb. 　　    sth.用某物威胁某人 6 　threaten v.威胁到,危及 Unit 6　Disaster and hope 高中同步 ②threaten 　　    sth.威胁要做某事   ①threat n.威胁,恐吓;凶兆;构成威胁的人/事物 a threat to sb./sth.对某人/某物的威胁 under threat (of...)受到(……的)威胁 ②threatening adj.恐吓的;威胁的;阴沉沉的   ①(2025湖南长沙市一中期末)Drones (无人机) cause much trouble for airlines as some of them fly near airports, posing a threat 　　    planes that are taking off or landing. ②(2025黑龙江大庆实验中学月考)In the 20th century, many species of birds 　　    (threaten) with extinction due to widespread hunting and habitat loss. Unit 6　Disaster and hope 高中同步 ③My teacher threatened 　　    (call) my parents if I didn't stop talking in class. ④The dark clouds and strong winds made the sky look 　　    (threaten), so we quickly ran in- side. Unit 6　Disaster and hope 高中同步 用法归纳:①with　②to do 即时巩固:①to　②were threatened ③to call　④threatening 答案 Unit 6　Disaster and hope 高中同步 If you cannot get home in time, find other shelter as soon as you can.如果你不能及时回家, 尽快找其他的掩蔽。  教材P94   　　We took shelter from the rain in a cave.我们在一个山洞里避雨。 　　They were standing under the shelter of a huge tree.他们站在一棵大树下躲着。 　　Parents always want to shelter children from danger in society, but it does not help to build up their independence.父母总是想保护孩子在社会上免受危险,但这并不能帮助培养 他们的自立。    ①take shelter 　　    ...躲避…… 7 　shelter n.[U]庇护,掩蔽;[C]庇护处,避难处 vi.躲避 vt.保护;掩蔽 Unit 6　Disaster and hope 高中同步 ②　　     the shelter of...在……的庇护下  ③shelter sb./sth. 　　    ...保护某人/某物免受……   ①(2025北京市第五十五中学月考)Workers built 　　    (shelter) for survivors whose homes had been destroyed. ②(2025福建福州延安中学月考)John was taking shelter 　　    the rain at the bus stop when he saw a car break down. ③大雨中,我们站在学校门口的遮蔽处,直到雨停。 During the heavy rain, we stood　　     　　     　　     　　     the school gate until the rain stopped. Unit 6　Disaster and hope 高中同步 用法归纳:①from　②under　③from 即时巩固:①shelters　②from ③under the shelter of 答案 Unit 6　Disaster and hope 高中同步 词汇 释义 用法&拓展 disaster n.灾难,灾祸 a natural disaster自然灾害 disastrous adj.灾难性的 高频词汇积累 Unit 6　Disaster and hope 高中同步 erupt v.(火山)爆发,喷发; 突然发 出(尤指叫喊) The volcano could erupt at any time.这座火山随时可 能爆发。 I glanced around the class- room, where my classmates erupted into applause.我扫 视了一下教室,同学们爆发出 掌声。 eruption n.喷发,爆发 Unit 6　Disaster and hope 高中同步 immediately adv.即刻,马上 conj.一……就…… She screamed and jumped on- to the chair immediately she saw the spider.她一看到 蜘蛛,就尖叫起来,跳到椅子 上。 immediate adj.立即的;当前 的;直接的 forecast v.& n.预测,预报 forecast that...预测…… the weather forecast天气预报 Unit 6　Disaster and hope 高中同步 emergency n.紧急情况,不测事件 in an emergency在紧急情况 下 for emergencies以备急需 in case of emergencies以防紧 急情况(2021全国乙) emergent adj.新兴的 Unit 6　Disaster and hope 高中同步 exceptionally adv.极其,非常;例外地 The weather, even for Jan- uary, was exceptionally cold.这种天气即使在一月份 也算得上非常寒冷。 except prep.除……之外 conj. 除了 　except for除了……外 exception n.例外;例外的人或 事 　make an exception破例 　without exception无一例外 exceptional adj.杰出的;异常 的;罕见的 Unit 6　Disaster and hope 高中同步 have yet to 还没有 Certain questions have yet to be clarified.有些问题还 需要弄清楚。 sufficient adj.足够的,充足的 be sufficient for sth.对于某事 来说是足够的 be sufficient to do sth.足够做 某事 sufficiently adv.充分地;足够 地 insufficient adj.不够的,不足 的 Unit 6　Disaster and hope 高中同步 I was sitting in my room with my cat, Smartie, on my lap, when the roof just flew off. 我正在我的房间里坐着,我的猫斯玛蒂在我的大腿上,这时屋顶突然刮飞了。  教材P90   　　Last Monday, I was walking in the street when I suddenly saw an old man fall off his bicycle.上周一,我正在街上散步,这时突然看到一位老人从自行车上摔了下来。   　　在“sb. was/were doing sth. when...”句式中,when引导时间状语从句,主句常用过去进行 时,从句用　　    。   　　①sb. had just done sth. when...某人刚做完某事,这时(突然)…… 1 　sb. was/were doing sth. when...某人正在做某事,这时(突然)…… Unit 6　Disaster and hope 高中同步 　　②sb. was/were about to do sth. when...=sb. was/were on the point of doing sth. when...某人 正要做某事,这时(突然)……   ①(2022新高考Ⅱ)Henry 　　    (fix) his car when he heard the screams. ②(2025重庆八中月考)他们正在踢足球,这时突然开始下雨了。 They　　     　　     　　     　　     it started to rain. ③He was about to watch TV when there was a power failure.(句型转换) →He　　     　　     　　     　　     　　     　　     　　     　　     there was a power failure. Unit 6　Disaster and hope 高中同步 用法归纳:一般过去时 即时巩固:①was fixing　②were playing football when　 ③was on the point of watching TV when 答案 Unit 6　Disaster and hope 高中同步 Now we have another chance to look up at the stars of New Orleans, their beauty inspiring us and giving us confidence to move on.现在我们又有机会仰望新奥尔良的恒星,它们的美鼓舞 着我们,给予我们继续前进的信心。  教材P92   　　Dad looked at me, tears welling up in his eyes.爸爸看着我,热泪盈眶。 　　Homework finished, the boy went to bed.家庭作业做完后,这个男孩上床睡觉了。 　　No time to waste, we hurried up to catch the bus.没有时间可以浪费了,我们赶紧去赶 公共汽车。 　　The little girl entered the room, her face red with cold.小女孩走进房间,脸冻红了。 　　Dark clouds in the sky, it is going to rain soon.天空乌云密布,很快就要下雨了。  读后续写 环境描写 2 　独立主格结构 Unit 6　Disaster and hope 高中同步   　　①独立主格结构可由“名词或代词+非谓语动词(现在分词/过去分词/动词不定式)”构 成,　　    表示动词所表示的动作与其逻辑主语为主动关系或动作正在进行;　　    表示动 词所表示的动作与其逻辑主语为被动关系或动作已经完成;　　    表示动作将要发生。独立 主格结构还可由“名词或代词+介词短语/形容词/名词/副词”构成。 　　②独立主格结构与句子其他部分用　　    隔开,在句中一般作状语,常表示时间、原 因、条件、方式或伴随等。   ①(2025江苏扬州八校联考)Everything 　　    (take) into consideration, they believed them- selves more and returned to their positions. Unit 6　Disaster and hope 高中同步 ②(2025湖北武汉中学月考)“Every detail shows our ancestors' creativity,” Li said in an inter- view, her eyes 　　    (shine) with pride. ③Nobody 　　    (help) us, we had to finish the work alone. ④头枕在桌上,她在安静的教室里很快睡着了。 　　     　　     　　     　　     　　     , she fell asleep quickly in the quiet classroom.   Unit 6　Disaster and hope 高中同步 用法归纳:①现在分词;过去分词;动词不定式　②逗号 即时巩固:①taken　②shining ③to help　④Her head on the desk 答案 Unit 6　Disaster and hope 高中同步 果不其然,走下楼梯,来到站台上就像是跳进一座正在喷发的火山。 Unit 6　Disaster and hope 高中同步 在我浏览报纸时,我被亚洲一场台风摧毁一座城镇的照片震惊到了。 Unit 6　Disaster and hope 高中同步 我们很开心能够带着它一起,尽管当时我们都不知道我们会有很长一段时间不会回来了。 Unit 6　Disaster and hope 高中同步 ①动名词短语　②定语　③状语 ④后置定语　⑤宾语 ⑥让步状语　⑦宾语 答案 Unit 6　Disaster and hope 高中同步 省略 　　无论在口语中还是在书面语中,有时为了讲话简洁或行文方便,常常在不影响文意的情 况下将句子中的某些成分略去,这种现象称为省略。 1.祈使句的省略   (You) Go down this street and turn right at the second crossing.(你)沿着这条街走,然后在 第二个十字路口向右拐。 (You) Put different types of clothing on different surfaces in the room.(你)把不同类型的衣 服放在房间不同的表面上。(2021全国甲)   一 　简单句中的省略 Unit 6　Disaster and hope 高中同步 　　在祈使句中,通常省略主语①　　    。 2.There be句型的省略   (Is there) Anything else?(还有)别的东西吗?   　　在there be句型的一般疑问句中,通常省略②　　　　　    。 3.感叹句的省略   　　What a beautiful city (it is)!(这是)多么美丽的城市呀! 　　How wonderful (it is)!多妙啊!   Unit 6　Disaster and hope 高中同步 　　在what或how引出的感叹句中常省略③　　    和be动词。 Unit 6　Disaster and hope 高中同步   　　The news made me angry, but (the news made) John happy.这条消息使我生气,却让约 翰高兴。   　　在由and或but连接的并列复合句中,常省略一些④　　    的词或词组。 二 　并列复合句中的省略 Unit 6　Disaster and hope 高中同步 1.宾语从句的省略   　　He said (that) the text was very important.他说这篇课文很重要。 　　Then the teacher began to tell us something about the French language, saying (that) it was the most beautiful tongue in the world, and that we must keep it among us and never forget it.接着老师开始告诉我们关于法语的一些事情,他说法语是世界上最美的语言,我们必 须保留这种语言,不能忘记。   　　在宾语从句中,引导词⑤　　    常被省略;但一个动词带有两个或两个以上并列的宾语 从句时,只能省略⑥　　    that。 三 　主从复合句中的省略 Unit 6　Disaster and hope 高中同步 2.状语从句的省略   　　If (it is) necessary, I will turn to you for help.如果有必要的话,我会向你求助的。 　　Though (he is) a young man, he has made several inventions.虽然还是个年轻人,但他 已经有好几项发明了。   　　在表示条件、时间、地点、方式或让步等的状语从句中,如果谓语含有be动词,且从句 的主语又和主句中的主语一致,或者从句的主语是⑦　　    时,常把从句中的主语连同⑧     　     一起省略。   Unit 6　Disaster and hope 高中同步 　　The car (which/that) his father gave him as a birthday present was stolen.他父亲送给 他作为生日礼物的那辆汽车被盗了。   　　若引导限制性定语从句的关系代词在从句中作⑨　　    ,那么该关系代词一般可省略, 但whom、which紧跟在介词后时不能省略。 3.定语从句的省略 Unit 6　Disaster and hope 高中同步 1.比较结构的省略   　　The sooner (you do it), the better (it will be). (你做得)越快,(结果就会)越好。   　　在“the+比较级..., the+比较级...” 结构中,常会有一些成分在上下文清楚的情况下被省 略。 2.不定式符号to的省略   　　His wish is to earn a lot of money and (to) buy his mother a big house.他的愿望是赚很 多钱,并给他的妈妈买一所大房子。 四 　几种特殊的省略 Unit 6　Disaster and hope 高中同步   　　并列的不定式可省去后面的to。   　　My mother wouldn't let me go to see the film.我妈妈不会让我去看电影的。 　　He was noticed to leave the office.有人注意到他离开了办公室。   　　某些使役动词如make、let、have等和感官动词如see、watch、notice、observe等,其后 作宾补的不定式常省略to,但若这些动词用于⑩　　    语态,则to不能省略。   　　All he could do was nothing but wait and see.他所能做的只有等等看。   Unit 6　Disaster and hope 高中同步 　　介词but (除了)、except前有实义动词do的某种形式时,后面的不定式不带to。   　　What he wanted to do was (to) become a skillful worker.他的愿望是成为一名技术熟 练的工人。   　　主语从句中若含有动词 　　    的某种形式,后面作表语的不定式的to可带可不带。 3.介词的省略   　　She spends half an hour (in) reading every day.她每天花半小时读书。 　　The heavy rain prevented him (from) arriving there on time.大雨使得他没能按时到达 那里。 Unit 6　Disaster and hope 高中同步   　　在英语中一些固定短语中的介词常被省略,常见的有spend time (in) doing sth.;have diffi- culty/trouble (in) doing sth.;prevent/stop sb. (from) doing sth.;be busy (in) doing sth.;have a good /hard time (in) doing sth.等。   　　There were plenty of empty seats (on) that night.那天晚上有许多的空位。 　　I shall start (in) this week and return (in) next week.我这周启程,下周返回。   表示 　　    意义的名词前有any、every、next、first、last、this、that等词加以修饰,并在 句中用作时间状语时,可以省去相应的介词。 4.虚拟语气中的省略 Unit 6　Disaster and hope 高中同步   　　Some classmates suggest we (should) go to places of interest nearby.有些同学建议我 们去附近的名胜古迹。 　　It is necessary that we (should) learn more words by heart.我们有必要多背一些单 词。   　　动词suggest (建议)、 advise、propose、 insist (坚决要求)、 demand、 require (要求)、 command、recommend、 order等后的宾语从句及“It is important/necessary/strange/... that...”句型中的主语从句中常省略表虚拟语气的 　　    。   　　Had you come here yesterday, you would have met her. Unit 6　Disaster and hope 高中同步 　　=If you had come here yesterday, you would have met her.如果你昨天来这儿的话,你就会 见到她了。 　　Were I you, I would apply for the job. 　　=If I were you, I would apply for the job.如果我是你,我就会申请那份工作。   　　如果虚拟条件句中含有were、had或should,有时可将 　　    省略,把were、had或 should移到主语之前。   写出下列句子中省略的成分 ①(2024新课标Ⅰ)Just then I realised (　　    ) I had zero cash in my wallet. ②(2024新课标Ⅱ)I suggest you (　　    ) do different kinds of exercise on one day, or on differ- Unit 6　Disaster and hope 高中同步 ent days of the week. ③(2024全国甲)Eat with others whenever (　　    ) possible. ④What a clever boy (　　    )! ⑤What we can do is (　　    ) protect our environment. ⑥All (　　    ) you need is a pair of comfortable shoes. ⑦(　　    )Look out for cars when (　　    ) crossing the street. ⑧Special attention should be paid to preventing our earth (　　    ) being polluted. 将下列句子改写成省略句 ⑨If I were you, I would choose to work in a big city. →　　     　　     　　     , I would choose to work in a big city. ⑩If it had not rained, we would have visited the museum then. Unit 6　Disaster and hope 高中同步 →　　     　　     　　     　　     , we would have visited the museum then. Unit 6　Disaster and hope 高中同步 用法归纳:①you　②be动词(Is/Are/Was/Were)+there　③主语　④重复　⑤that　⑥第一个 ⑦it ⑧be动词　⑨宾语　⑩被动 do     时间     should     if 即时巩固:①that　②should　③it is ④he is/you are　⑤to　⑥that ⑦You; you are　⑧from ⑨Were I you　⑩Had it not rained 答案 Unit 6　Disaster and hope 高中同步 $