Unit 5 Section Ⅱ Using language(课件PPT)-【精讲精练】2024-2025学年高中英语选择性必修第一册（外研版）

Unit 5　Revealing nature 　Section Ⅱ　Using language 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 目 录 语法精讲·技能培养 01 CONTENTS 04 知能达标训练 02 知识整合·核心突破 03 随堂演练·能力提升 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 语法精讲·技能培养 01 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 had started had happened had hoped had visited had collected 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 had worked became rushed had done 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 知识整合·核心突破 02 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 to blame on on for 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 Blamed for the failure of the performance 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 to have by to on to decline your invitation 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 随堂演练·能力提升 03 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 had done had expected had scored were treated interrupted 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 had raised asked had rushed had worked started 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 had taken part in an English speech contest had been away for ten minutes had she stepped 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 whether he had seen her had received more than 200 letters 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 知能达标训练 04 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 to blame to answer to had got had arisen 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 stayed had repaired had established interrupted had planned 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 had happened had communicated with had he entered the classroom when 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 had been sold out had intended to 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 had seen had saved booked had been spent got had studied 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 had toured were visited 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 谢谢观看 返回目录 Unit 5　Revealing nature 英语•选择性必修　第一册(配WY版) 1 一、过去完成时的构成和用法 1．构成：had＋过去分词 2．用法 (1)表示在过去某个时间或动作之前已经完成或结束的动作。句中常有by、by the end of等介词(短语) 和by the time，before，when，until等引导的状语从句，也可以通过一个表示过去的动作或上下文来表示。 ◆By nine o'clock last night，we had finished most of the work. 到昨晚9点钟，我们已经完成了大部分的工作。 ◆I found the lecture hard to follow because it had started when I arrived. 我发现这场讲座很难听懂，因为我到的时候讲座已经开始了。 (2)表示一个动作或状态在过去某一时刻之前就已开始，一直持续到过去的这一时刻，而且到那时还未结束，仍有可能再持续下去。 ◆I had been at the bus stop for 20 minutes when a bus finally came. 我在车站等了20分钟才来了辆公交车。 (3)hope，mean，want，think，expect，plan，intend等动词的过去完成时可以用来表示过去未曾实现的想法、希望、打算或意图，意为“本来……(但事实上并没有……)”。 ◆I had hoped to send Peter a gift to congratulate him on his marriage，but I couldn't manage it. 我本来计划在彼得结婚时送他一个礼物的，可是我没有做到。 (4)常用过去完成时的固定句型： ①在no sooner...than，hardly...when句型中，主句用过去完成时，从句用一般过去时，意为“一……就……；刚……就……”。 ◆ I had no sooner reached home than it began to rain.(＝No sooner had I reached home than it began to rain.) 我刚到家就开始下雨了。 ◆I had hardly stepped into the classroom when the bell rang.(＝Hardly had I stepped into the classroom when the bell rang.) 我一踏入教室的门，铃就响了。 [温馨提示] 当no sooner和hardly位于句首时，句子要部分倒装。 ②在“It was the first/second/...time＋that...”句型中，从句用过去完成时，意为“那是第几次……”。 ◆It was the first time that I had chatted online in English. 那是我第一次用英语在网上聊天。 ③在“It was＋一段时间＋since 从句”句型中，从句用过去完成时，意为“自……发生以来已经多长时间了”。 ◆It was at least three months since I had left Beijing.我离开北京至少有3个月了。 ④在“主句＋by the time＋表示过去的从句”句型中，主句用过去完成时，意为“到……时，已经……”。 在“by the end of＋表示过去的时间”句型中，句子用过去完成时，意为“到……时，已经……”。 ◆By the time I got to the station，the train had already gone. 我到车站时，火车已经开走了。 ◆By the end of last term we had learnt about 500 English words. 到上学期期末为止，我们已经学了大约500个英语单词。 [即时演练1]——用所给动词的适当形式填空 (1)(2022·全国乙卷) A few weeks before，I ___________ (start) writing my term paper.I thought I could finish it by August. (2)(2022·新高考全国卷Ⅰ) I quickly searched the crowd for the school's coach and asked him what ____________ (happen)． (3)I _________ (hope) to be back last night，but I didn't catch the train. (4)It was the second time that Smith ___________ (visit) the Great Wall. (5)By the end of last year，Henry _____________ (collect) more than a thousand postcards. 二、过去完成时与一般过去时的区别 时态 用法 过去完成时 过去完成时强调“过去的过去”，即表示在过去某一时间或某一动作之前完成的动作或存在的状态，是以过去某一时间为基准的 一般过去时 一般过去时以现在时间为基准，表示在过去发生的动作或存在的状态，对现在没有影响 ◆I met her at the airport yesterday.I hadn't seen her for five years since she went abroad. 我昨天在机场遇到她了。自从她出国以来我已经五年没见过她了。 ◆He once worked on a farm for 10 years，and now he is the manager of the company. 他在农场工作过10年，现在是这家公司的经理。 [温馨提示] 当一个由before、 after、 as soon as等连词引导的从句所表示的动作和主句的动作紧接着发生时，两个动作均可用一般过去时来表示。 ◆We had breakfast after we did morning exercises. 做完早操后，我们吃早饭。 ◆The train started to move just before he reached the platform. 他到站台时火车刚要走。 ◆They started ploughing as soon as they got to the fields. 他们一到地里就开始耕地。 [即时演练2]——用所给动词的适当形式填空 (1)He __________ (work) on a ship for 8 years before he ______ (become) the captain of the ship. (2)Yesterday，Lucy's parents ______ (rush) her to the hospital after she fell off her bicycle. (3)When first coming to that city，my parents often had a chat with neighbours，just as they ________ (do) in our hometown. [核心词汇] 1．blame v．责怪，指责；把……归咎于 n.过失； 责备 [经典例句] So long as you do what you can，no one will blame you even if you might fail in the future. 只要你尽力而为，即使将来可能失败也不会有人指责你。 (1)blame sb/sth for...　因……而责备某人/事 blame sth on sb　把某事怪到某人头上 be to blame(for...)　(对……) 负责；(因为……) 应受指责 (2)take/accept/bear the blame for...　为……承担责任 lay/put the blame on sb　把某事归咎于某人 [温馨提示] be to blame for sth意为“应为某事负责或受指责”，其中不定式用主动形式表示被动含义。 [练通]——单句语法填空 (1)It was the professor rather than his assistants that was ________ (blame) for the failure of the experiment. (2)Lots of people find it hard to get up in the morning，and put the blame __ the alarm clock. (3)Don't always blame your own failure __ others.Sometimes you should bear the blame ____ failure. [写美]——续写佳句之情感描写 (4)蒂姆被责备为演出失败负责，他悲伤得忍不住痛哭。 _________________________________________，Tim felt seized by a burst of sadness and couldn't help crying bitterly. 2.decline vi.减少；衰退；下降 vt.谢绝；婉拒 n.减少，下降，衰落，衰退 [经典例句]Many older people don't begin to experience physical and mental decline until after age 75. 很多老年人直到75岁后才开始出现身体上和精神上的衰老。 (1)decline to do sth　拒绝做某事 decline by/to　下降了/到…… (2)be in decline　在下降中，在衰退中 on the decline　在下坡路上；在衰退(减少) [温馨提示] 表示“增加”或“减少”的幅度常用介词by；表示“增加到”或“减少到”常用介词to。 [练通]——单句语法填空 (1)She declined _______ (have) lunch with her friend，saying that she wasn't feeling well. (2)The number of tourists to the scenic spot has declined __ 10% in recent years __ only 5 million because of the epidemic. (3)As the economy was ___ the decline，some people in the town had lost their jobs. [写美]——应用文佳句之道歉信 (4)因忙于准备期末考试，我只能谢绝你的邀请。 Occupied in preparing for my final exam，I have no alternative but __________________________. Ⅰ.用所给动词的适当形式填空 1．(2021·全国乙卷) She was grateful for everything that the medical and nursing team ________ (do) for her. 2．Instead of getting down to a new task as I ____________ (expect)，he examined the previous work again. 3．By the time I turned on the TV，Messi __________ (score) two goals. 4．—Did you enjoy the party? —Yes.We ____________ (treat) well by our hosts. 5．Hardly had he begun to speak when the audience ___________ (interrupt) him. 6．By the end of last month，Jane __________ (raise) enough money for the poor sick boy. 7．I _____ (ask) you not to move my dictionary this morning—now I can't find it. 8．It was the second time that he __________ (rush) out of the classroom without permission. 9．Mr.Smith __________ (work) in a car factory for ten years before he came to China. 10．—Hi，I'm Peter.Are you new here？I haven't seen you around. —Hello，Peter.I'm Bob.I just _______ (start) on Monday. Ⅱ.完成句子 1．这是我第一次参加英语演讲比赛。 It was the first time that I ___________________________________________. 2．他们到达公交车站的时候，公交车已经离开十分钟了。 By the time they reached the bus stop，the bus __________________________. 3．她一走上舞台，观众就爆发出雷鸣般的掌声。 No sooner _______________ on the stage than the audience broke into thunderous applause. 4．他一直看着她，想知道以前是否在哪里见过她。 He kept looking at her，wondering _______________________ somewhere before. 5．到昨晚9点之前，我们已经收到了200多封观众的来信。 By nine o'clock last night，we __________________________________ from the audience. Ⅰ.单句语法填空 1．We all think Jack as well as his wife is ________(blame) for their child's bad manners in public. 2．I didn't know why the boy declined _________ (answer) the question. 3．As we all know，the giant panda is native ___ China. 4．By nine o'clock last night，we _______ (get) 200 pictures from the spaceship. 5．It was the first time that a serious problem __________ (arise) in their project，so they had to consult Professor Yang. 6．He is a professor of Shandong University.He ______ (stay) in America for 4 years. 7．Emma was much disappointed to see the washing machine which she ____________ (repair) went wrong again. 8．By the time he graduated from university，the boy _______________ (establish) the project with his partners. 9．Hardly had he begun his speech when the audience ___________ (interrupt) him. 10．He ___________ (plan) to help his friend，but he was too busy then. Ⅱ.语法与写作 1．当他回到家里时，才知道出了什么事。 Only when he returned home did he know what ____________. 2．那是他第一次面对面地和一个母语是英语的人交流。 It was the first time that he _____________________ a native English speaker face to face. 3．他一进入教室，就意识到他忘记把作业带过来了。 Hardly _________________________________ he realized that he had forgotten to bring his homework. 4．当我到达戏院时，我发现票已经卖完了。 When I got to the theatre，I found the tickets _________________. 5．昨晚我本打算来看你，但是那时我有一个重要的会议要参加。 I _______________ come over to see you last night，but I had an important meeting to attend then. Ⅲ.用语篇练语法 I 1.___ never ____ (see) such beautiful sights before I visited Paris in 2021.I 2._________ (save) money for 5 years before I 3.______ (book) my trip to Paris.I was very excited！Before my trip to Paris，I 4.___ never ____ (be) out of the United States. When I went to Paris，I 5._____ (spend) many days touring the city.The city is big.Sometimes I 6.___ (get) lost and asked for directions.I asked for directions in French.That was easy because I 7.___________ (study) French for 2 years before I visited Paris. By the time I left Paris，I 8.__________ (tour) many beautiful places.The Eiffel Tower，Notre Dame Cathedral，and Luxembourg Gardens 9.____ (be) just a few of the places I saw.Before I 10._______ (visit) Paris，I had only seen those places on television. $$