Unit 7 课时2 Section A Pronunciation&2a-2e（课件）英语新教材人教版七年级下册

Section a, two a and two. D hi, fishing. How was your school trip to the waist? Water plant was IT boring? No, IT wasn't at all. IT was really interesting. Wow, what did you see? We saw the plant . make dirty water clean again. Really, how well, first dirty . water from our homes goes into the plant, then special screens remove large pieces of waste from the water. What happens next? Well. large machines remove germs and other things from the water that things are usually too small to see. IT takes a few more steps after that before the water becomes clean again. Wo I used to think . IT was easy to get clean water. Me too. I didn't realize I was so hard. Section a, two a and two. D hi, fishing. How was your school trip to the waist? Water plant was IT boring? No, IT wasn't at all. IT was really interesting. Wow, what did you see? We saw the plant . make dirty water clean again. Really, how well, first dirty . water from our homes goes into the plant, then special screens remove large pieces of waste from the water. What happens next? Well. large machines remove germs and other things from the water that things are usually too small to see. IT takes a few more steps after that before the water becomes clean again. Wo I used to think . IT was easy to get clean water. Me too. I didn't realize I was so hard. 主讲人：XXX 课型：语音听说课 Unit 7 A Day to Remember Section A What was your special day like? Pronunciation &2a-2e 能听辨描述细节的形容词，理解污水处理的基本流程。 理解一般过去时的结构与用法，感知其用于描述过去经历的功能。 掌握描述研学经历的基本词汇、句型与表达结构。 （学习理解） 01 借助听力中的形容词信息，梳理并复述污水处理流程。运用一般过去时，对研学经历进行简单询问与描述。 借助语言支架，完整讲述一次研学经历（时间、地点、活动、感悟）。（应用实践） 02 在新的环保情境中，自主运用相关词汇和句式介绍类似工艺流程。在真实生活中灵活运用一般过去时讲述难忘经历。宣传节水环保理念，树立环保责任意识。（迁移创新） 03 学习目标 Lead in 01 Pre-listening 02 While-listening 03 Post-listening 04 Summary 05 Language points 06 Exercises 07 Homework 08 Pronunciation Contents Pronunciation c ck g x / k/ / s/ / k/ / g / / dʒ / / ks / cook catch nice bicycle pick clock game give age large six next Pronunciation Listen and repeat, Add one more word to each group. car cold coat cup cake rice place ice juice back black clock snack huge orange page strange got get gate goat box fox ox excuse 1 当字母c在 a、o、u前时，通常发/k/ 当字母c在e、i、y前时，通常发/s/ 字母组合ck通常发/k/ 字母 x通常发 /ks/ 当字母g在 a、o、u 前时，通常发 /ɡ/ 当字母g在 e、i、y 前时，通常发 /dʒ/ 词尾 -(e)d 的发音 发音规则 例词 在清辅音/p/ /k/ /f/ /s/ /ʃ/等后发 ______ helped laughed worked finished 在元音或浊辅音/b/ /ɡ/ /v/ /z/ /ɡ/等后发 ______ played called lived raised 在 /t/ 或 /d/ 后发 _______ wanted needed started /t/ /d/ /ɪd/ -ed在清辅音后发清辅音____，在浊辅音和元音后发浊辅音____。还有一种情况，如果以/t/或/d/结尾，则-ed发音需要加一个元音，即发______，加元音的目的是让发音更省力、更流畅。 发音规律：_________________ 清一清，浊一浊 Listen and repeat. Notice the pronunciation of -(e)d. /t/ talked picked helped stopped finished /d/ moved climbed filled tried enjoyed /ɪd/ wanted visited tasted needed ended 动词过去式 /t/ /d/ /ɪd/ 否定形式的缩略式的发音 is not isn’t _____________ do not don’t ____________ will not won’t ___________ are not aren’t ___________ does not doesn’t ____________ cannot can’t __________ was not wasn’t ____________ did not didn’t ___________ should not shouldn’t __________ were not weren’t _______ must not mustn’t ___________ /ɑːnt/ /ˈwɒznt/ 英语中常用一些缩略式，读时发音变得更短。常见的否定形式的缩略式有： /wɜːnt/ /ˈɪznt/ /dəʊnt/ /ˈdʌznt/ /ˈdɪdnt/ /ˈmʌsənt/ /wəʊnt/ /kɑːnt/ /ˈʃʊdnt/ Lead in 01 Guessing what they did last weekend. Did he ____________last weekend? cook food Yes, he did. Did he ____________last weekend? see a robot Yes, he did. Did he ____________ last weekend? play badminton Yes, he did. Did she _______________last weekend? go swimming Yes, she did. Did she ____________ last weekend? do homework Yes, she did. I went to a big place where dirty water goes. With magic steps, I make it clean and flows. Special screens remove large pieces of waste from the water. The water becomes clean after a few more steps. Guess where I went? Did you ____________________ last weekend? go to a wastewater plant Yes, I did. Do you know how a wastewater plant works? How was your weekend? It was great. Clean water is not easily got. How does a wastewater plant work? Pre-listening 02 1. Where did Fu Xing go on his school trip? A. To a park B. To a wastewater plant C. To a museum 2. What does Fu Xing think of the trip? A. Boring B. Interesting C. Terrible Predicting and choosing the right answer. While-listening 03 Helen:Hi, Fu Xing. How was your school trip to the wastewater plant? Was it boring? Fu Xing:No, it wasn’t at all. It was really interesting! Helen:Wow! What did you see? Fu Xing:We saw the plant make dirty water _____ again. Helen:Really? How? Fu Xing:Well, first, _____ water from our homes goes into the plant. Then, special screens remove large pieces of waste from the water. Helen: What happens next? Fu Xing: Well, _____ machines remove germs and other things from the water. These things are usually too _____ to see. It takes a few more steps after that before the water becomes clean again. Helen: Wow! I used to think it was _____ to get clean water. Fu Xing: Me too! I didn’t realize it was so _____. 2a Listen to the conversation and fill in the blanks with correct adjectives. clean dirty large small hard easy not… at all 一点也不；完全不 prep. 到······里面；进入 v. 移开；拿走 n. 片；块 n. 片；块 Helen:Hi, Fu Xing. How was your school trip to the wastewater plant? Was it boring? Fu Xing:No, it wasn’t at all. It was really interesting! Helen:Wow! What did you see? Fu Xing:We saw the plant make dirty water _____ again. Helen:Really? How? Fu Xing:Well, first, _____ water from our homes goes into the plant. Then, special screens remove large pieces of waste from the water. Helen: What happens next? Fu Xing: Well, _____ machines remove germs and other things from the water. These things are usually too _____ to see. It takes a few more steps after that before the water becomes clean again. Helen: Wow! I used to think it was _____ to get clean water. Fu Xing: Me too! I didn’t realize it was so _____. 2a Listen to the conversation and fill in the blanks with correct adjectives. clean dirty large small hard easy Understanding not… at all 一点也不；完全不 a trip to…去 ……的旅行 go for a trip=take a trip 去旅行 plant n. 工厂；植物 vi.种植；栽种；栽培 waste n. 废物；垃圾 adj. 无用的；废弃的；丢掉的 Don’t throw waste things around. vt. 浪费；滥用 waste time/money/ on sb. /sth.在某人/物上浪费时间/金钱 waste time /mone doing sth.浪费时间/金钱做某事 Don’t waste water 不要浪费水 过去常常（做） too…to… “太…… 而不能……”。 too + 形容词 / 副词 + to + 动词原形”，表示因为程度上 “太怎么样”，所以导致 “不能做某事”。 It takes some time to do sth. It’s easy to do sth. 1. The plant makes 2. Dirty water goes 3. Machines inside the plant 4. Screens inside the plant 5. Helen used to think A. remove small things from the water. B. it was easy to get clean water. C. dirty water clean again. D. remove large pieces of waste from the water. E. into the plant. 2b Read the conversation and match the sentence parts. prep. 在······里面 adv. 在里面 反义词：outside How was Fu Xing’s school trip to the wastewater plant? 2. What did special screens do to the water? 3. Did Fu Xing change his idea about getting clean water after the trip? It was really interesting. They removed large pieces of waste from the water. Yes, he did. Listen again and answer questions. 2c Complete the summary of the conversation in 2a. Last week, Fu Xing’s class went on a school trip to a __________ plant. The plant turned dirty water into clean water. Fu Xing learnt about the cleaning process: First, dirty water goes from people’s ________ to the plant. Then the plant uses screens to remove large pieces of _____ from the dirty water. Next, large ________ clean the water. They remove _____ and other small things. It takes a few more _____ before the water becomes clean again. wastewater homes waste machines germs steps go on a trip去旅行 朗读停顿 Then, I special screens remove large pieces of waste from the water. It takes a few more steps after that before the water becomes clean again. 朗读比较长的句子时，需要在意群过渡处________。 停顿 区分意群意味着把句子中的内容按意义进行划分，这一策略不仅适用于阅读，也同样适用于口语朗读。 否定形式的缩略式的发音 is not isn’t _____________ do not don’t ____________ will not won’t ___________ are not aren’t ___________ does not doesn’t ____________ cannot can’t __________ was not wasn’t ____________ did not didn’t ___________ should not shouldn’t __________ were not weren’t _______ must not mustn’t ___________ /ɑːnt/ /ˈwɒznt/ 英语中常用一些缩略式，读时发音变得更短。常见的否定形式的缩略式有： /wɜːnt/ /ˈɪznt/ /dəʊnt/ /ˈdʌznt/ /ˈdɪdnt/ /ˈmʌsənt/ /wəʊnt/ /kɑːnt/ /ˈʃʊdnt/ 1. A: Hey, I thought you didn’t / did like maths! B: I do / don’t now. I was / wasn’t interested in it last year. 2. A: Hello. Aren’t / Are you Ella’s friend? B: I don’t / do know Ella! 3. A: I can / can’t go on the school trip tomorrow. B: Oh, you should / shouldn’t tell our teacher about that now. 3 Read the coloured words. Then listen to the short conversations and circle the words you hear. 2d Listen to the conversation again and pay attention to the pronunciation of was, wasn’t, did, and didn’t. Then role-play the conversation. Helen:Hi, Fu Xing. How was your school trip to the wastewater plant? Was it boring? Fu Xing:No, it wasn’t at all. It was really interesting! Helen: Wow! What did you see? Fu Xing: We saw the plant make dirty water clean again. Helen: Really? How? Fu Xing: Well, first, dirty water from our homes goes into the plant. Then, special screens remove large pieces of waste from the water. Helen: What happens next? Fu Xing: Well, large machines remove germs and other things from the water. These things are usually too small to see. It takes a few more steps after that before the water becomes clean again. Helen: Wow! I used to think it was easy to get clean water. Fu Xing: Me too! I didn’t realize it was so hard. Tips: 2. 对话中的was和 did的肯定式一般需要弱读。 3. 否定式中的wasn't和 didn't应该重读。 1. 这些问句中的was和did不必重读。 Post-listening 04 Retell the story School trip to the wastewater plant How does the plant make ___________ clean again? dirty water from _______ goes into the plant special _______ remove ___________ of waste from the water _____ machines remove ______ and other things from the water a few more _____ to get clean water dirty water homes screens large pieces large germs steps role-play Helen Fu Xing Hi, … How…?...boring? No, … interesting. What…? … saw… … How? Well, first, …goes into… Then, …remove… …next? …remove… … too… to… It takes… … used to … … realize… Show Time Checklist Well Very well Excellent 1. Use correct sentences. 2. Proper response 3. Speak clearly and loudly with roper intonation 4. Body language Talk about a school trip you took to a special place in groups and make a report. 2e theatre factory zoo museum farm forest market park How was your school trip? It was great. Where did you go? We went to the theatre to watch a show. Group work Group work Talking about a special place in groups and make a report. -How was your school trip? -It was… -Where did you go? -I went to … Hello, everyone! Now I want to talk about a special place with you. … visited a museum. He thinks it was ... … That’s all, thank you! Checklist Check( ) Content I greet my audience. I talk about a special place. I end my report. Language Speaking I use “past tense”. I use correct sentences. I speak clearly and loudly. Performence I speak confidently. I perform like a reporter. Checklist Summary 05 Summary Words and phrases: Sentences: ① It takes some time to do sth. ② It’s easy to do sth. trip, wastewater, plant, into, remove, piece, waste, machine, germ, step, realize, inside, process, theatre, factory used to, go on a trip, be interested in, go on the school trip, waste water plant, not ... at all, make sb do sth, go into, remove ... from..., too...to..., a few more steps Exercise 07 I. 按要求写出正确的单词、词组或句子。 废水_______ 2.工厂_______ 3.移开；拿走_____ 4. . 太……不能_______ 5.过去常常（做）________ 6.对……感兴趣__________ plant trip remove too… to… used to be interested in 7. 我们看到工厂把脏水又洗干净了。 Dirty water from our homes goes into the plant. We saw the plant make dirty water clean again. 8.我们家的脏水进入工厂 Special screens remove large pieces of waste from the water. 9.特殊的筛网从水中清除大块的废物。 There things are usually too small to see. 10.有些东西通常太小而看不见。 I went to a history museum last Sunday. It 1. ____ (be) a sunny day, and it's easy to 2.______ (find) the museum because it's near the bus stop. When I got inside, I was 3._________ (real) excited. There were so many ancient 4. _________(thing) on display. One of the statues was 5.________ (heavy) to move by myself. I spent a long time looking at it. It took me about two hours 6.__________ (learn) about the history of the local area from the exhibits. There was also a special room where they showed short videos about historical events. It's easy to 7.______________ (understand) the stories through these videos. II. 语法填空。 too heavy find to learn understand was really things 41 Homework 08 Must do: 1. Copy the new words and expressions. 2. Listen to the two conversation in 2a. Try to recite. Can do: Finish the group performance about a special place. Preview Grammar Focus 3a-3d. Homework Language points 06 Let's learn and take notes. trip 词 讲 练 trip〔可数名词〕旅行；通常指近距离的旅行，并且往往要回到出发点（即双程）。课文中指的是郊游。 Have a good trip! 例 她经常在假期和家人一起去短途旅行。 She often goes on ______ with her family during holidays. trips 看句子填空。 祝旅途愉快！ 拓展 常见的与trip相关的短语： 　　a day trip 一日游 　　business trip 出差 　　go on a trip 去旅行 Don’t forget to water the _______. We _______ trees in spring. Let's learn and take notes. plant 词 讲 练 ①〔可数名词〕工厂；植物 My father works in a _______. 1. There are many green _______ in the park. plant plant 看句子填空。 我爸爸在一家工厂工作。 ②〔及物动词〕种植；栽种；播种 别忘了给植物浇水。 我们在春天种树。 plant 公园里有许多绿色的植物。 2. She likes _______ vegetables on the farm. 她喜欢在农场种蔬菜。 plant plants planting 例 讲 例 3. My uncle works in a big car ______. 我叔叔在一家大型汽车工厂工作。 ①interesting令人感兴趣的；有趣的；常表示某物具有令人感兴趣的特征，常说明事物；可作表语或定语。 Let's learn and take notes. interesting与interested 辨析 讲 The game is ___________.    例 练 用 interesting 或 interested 填空 The trip to the wastewater plant was ____________. I am ___________ in the water cleaning process. The story is very _____________. interesting 1. 这个游戏有趣。 2. 这是一次有趣的旅行。 ②interested感兴趣的；常表示某人对某物感兴趣，常说明人；常作表语。 3. 这个男孩对美术感兴趣。 This is an ____________ trip.　 The boy is ____________ in art. interesting interested interesting interested interesting ①see sb do sth看见某人做某事；强调看到了动作的全过程或动作经常发生。 Let's learn and take notes. see sb do sth 与 see sb doing sth 辨析 We saw the plant make dirty water clean again. 我们看到工厂使得脏水又变干净了。(教材第51页,2a) I saw her __________ the flowers.　 讲 练 ②see sb doing sth看见某人正在做某事；强调看到的动作正在进行。 1. 我经常看到他在操场上打篮球。 I often see him ____ basketball on the play-ground.    play 2. 我看到她正在浇花。 watering ①〔不可数名词〕废弃物 waste 词 讲 Let's learn and take notes. ②〔及物动词〕浪费 People put their ______ into the dustbin.　 人们把他们的废弃物放到垃圾桶里。 Don't _______ water. 不要浪费水。 例 waste waste We mustn’t ________ food. A. waste B. wastes C. wasted 2. There is much ________ here. A. wastes B. waste C. wasted 练 A B be used to doing sth习惯于做某事 used to 词 Let's learn and take notes. 讲 used to do sth常常做某事；强调过去和现在的对比，暗指现在已经不存在的动作或状态。 【注意】used to do sth 中的 used 没有人称和时态的变化。 例 他曾经在这儿住过。 He ________ live here. 拓展 used to He ___________ getting up early. 他习惯于早起。 is used to 练 1. He ______ live in Paris, but now he lives in London. A. used to B. is used to C. gets used to 2. She ______ eating spicy food now. A. used to B. is used to C. got used A B realize〔及物动词〕认识到；实现；其后常接名词或 that从句。 realize one's dream实现某人的梦想 realize 词 Let's learn and take notes. 讲 The woman _____________ that she was wrong. 那个妇女没有意识到她错了。 他尽力实现了他的梦想。 He tried __________ his dream.　 练 例 didn't realize to realize 我意识到我错了。 他终于实现了他的梦想。 I ____________ I was wrong. She finally ____________ her dream. realized realized use sth. to do sth. 词 Let's learn and take notes. 讲 use sth to do sth做事，可与 use sth for doing sth 互换使用。 I _____ some chicken and vegetables _________ hamburgers. =I ____ some chicken and vegetables for ________ hamburgers. 我用一些鸡肉和蔬菜制作汉堡。 例 use to make use making 练 人们用电脑工作。 People ____computers __________. =People _____ computers for ________. use to work use working __________ early, he went to bed at nine last night. 他来这儿是为了买他最喜欢的书。 Let's learn and take notes. 动词不定式（短语）作目的状语 to watch a show在本句中作目的状语。动词不定式（短语）作目的状语时可位于句末，也可位于句首。位于句首时，常用逗号与后面的句子隔开，意为“为了做某事”。 We went to the theatre to watch a show.我们去戏院看演出了。（教材第52页，2e ) 讲 例 练 He came here _______ his favourite books.　 为了早起，他昨天晚上9点就上床睡觉了。 to buy To get up 感 谢 观 看 Blues 127272.0 Blues 50880.0 64008.0 null 16953.389 $Cities and towns have sewage systems in place to Carry the waste water from our homes, models, factories and other establishments to a sewage treatment plunged where the whistle water is treated. IT is then deemed safe to release into other water sources. The treatment of whistle water goes through different stages. Wastewater is treated to remove the physical, chemical and biological contaminants present in IT through various processes. The pretreatment process involves the sewage being sent through grids or vertical bars that can remove large solid substances like metal cans, paper and plastic materials. In primary treatment process, the sewage flows through the great chAmber very slowly so that the sand, pebble and soil settle down at to the bottom. The sewage flows into the settling tank, or sedimentation ation tank, where the solid Whites like faces are allowed to settle down. Waste such as soap, oils and degrees rise to the top of the whistle water. The waste material that settles down at the bottom is called the sludge, and the float able material is called the scum. Customers then removed using a schema, and slutty is removed with pa scrapper. Every few days, the water that is left out is called the clarified water. In the secondary treatment process, biological or organic vests are removed. IT is a biological process. This is done by a transfering, the clarified water into an iraq tank where air blues B, A, which helps the erotic c bacteria to grow and feed on the organic contaminants such as food, waste fees and other organisms. The mixture then flows from the iraq tank into the clarify, where activated large settles out by gravity. The activated slung so produced, along with the slung produced in the primary process, is transferred to the digester where IT is decomposed by anatomic. Bacterial biogas is produced in this process, which can be used as fuel or can be used to produce electricity. The activated sludge is then left in the sand drying beds. Some quantity of water in the activated sludge evaporates, and the remaining quantity drains through the sandpits. This leaves behind the remaining dried sludge, which can be used for making fertilizers or composed in the dorsal treatment process. The leftover wastwater is treated with clothing to remove the first compounds, nitrogen compounds and bacteria. IT is a chemical process. Choring tablets are added to kill the Jones. This process is called coordination. Then this water is let off into the water bodies.