九年级英语上册Unit8Itmustbelo教学课件新版人教新目标版 45页

Unit 8 Section B Period 2 (2a — 3b) run after something strange run for exercise catch a bus be late for work make a movie 跟在 … 后面跑；追赶 … 奇怪的事情 跑步锻炼身体 赶公共汽车 上班迟到 拍电影 Review Translate the phrases. 用 must 或 can 的适当形式填空。 The boy who is playing football on the playground _____ be Harry. He doesn’t come to school today. 2. There ________ be someone in the classroom because the light is on. 3. Many people go to Sanya to travel. It ____ be a beautiful place. 4. You _____________ talk with each other during the exam, or you will be asked to leave. can’t must must mustn’t / can’t Review 根据汉语意思和括号中的英文提示完成句子。   1. 她一定有二十多岁了。 (must be) 2. 那双鞋不可能是我姐姐的 , 因为她不喜欢红色。 (can’t be) She must be over / more than twenty years old. That pair of shoes can’t be my sister’s because she doesn’t like red. Read the sentences below, paying attention to the underlined parts. It was snowing, and  so   I could not go out. As  I am very tired, I am going to bed.    I study  because  I want to learn. Since  it is late, I shall go home now.    The watch was cheap,  but  it goes quite well. We all tried our best.  However , we lost the game. 7. Though  the task was difficult, they managed to finish it on time. 8. We must not only finish our task but also do it well. 9. You can go by air  or   by train. 10. I was reading a magazine  when  he came in.  11. While   Mary was writing a letter, the children were playing outside. 连词 是一种连接词与词、短语与短语以及句与句的虚词， 它不能独立担任句子成分而只起连接作用。 表示前因后果的连词有： so( 所以 ) 等 ; 表示原因的连词有： because, since, as 等； 表示意义转折的连词有： but, however, though; not only … but also 表示递进意义 , “不仅 … 而且” ; 表示选择关系的连词有： or ( 或者 ; 还是 ); 表示两个动作同时进行的连词有： when, while 等。 2a Match each linking word or phrase with its purpose. Linking word or phrase Purpose of linking word or phrase so as, because, since but, however, though not only … but also or when, while expressing a difference giving a choice expressing a result expressing two things happening at the same time giving reasons adding information Have you ever heard of Stonehenge? Where is it? Why is it famous? Free Talk 2b Skim the article and underline the sentences with linking words or phrases. not only … but also, as, however, because, As, but, or, because, but, And, but, and How many people visit Stonehenge every year? Who is Paul Stocker? Do people think it hard to build Stonehenge? Why? Read the article again and answer the questions. More than 750,000 visitors. He is a historian. Yes, because the stones are so big and heavy. 2c Read the article again and complete the chart. Mysteries about Stonehenge How was it built? Who built it? What Stonehenge might have been used for … What was it used for? / Why was it built? as a temple where ancient leaders tried to communicate with the gods a kind of calendar have a medical purpose might be a burial place or a place to honor ancestors celebrate a victory over an enemy 3. Some people think the rocks can ________ stop people from becoming ill _______ keep them healthy. 4. We don’t know who built Stonehenge _____ how it was built. 5. Historians think Stonehenge was built about 5,000 years ago; ________, they are not sure. Midsummer day is in June ______ a lot of people go to Stonehenge during this month. The sun shines straight into the Stonehenge _____ the stones were put in a special position. 2d Complete the sentences using the words from the chart in 2a . and as not only but also and however What other mysteries can you think of? What do you know about them? What is mysterious about them? Buildings with Mysterious Origins Nan Madol ( 南马都尔 ) Nan Madol is a ruined city next to the eastern shore of the island of Pohnpei. It is the only known ancient city ever built on top of a coral reef.  Skarabrae ( 斯卡拉布雷 ) It is a stone-built   settlement. It is the best preserved groups of prehistoric houses in Western Europe. Older than Stonehenge and the Great Pyramids, it has been called the "Scottish Pompeii" because of its excellent preservation. Buildings with Mysterious Origins Newport tower ( 纽波特塔 ) It is a round stone tower located in Touro Park in Newport, Rhode Island (USA). It is commonly considered to have been built in the mid-17th century. It is one of this country's longest enduring architectural enigmas ( 谜 ). Buildings with Mysterious Origins Statues of Easter Island ( 复活节岛巨石像 ) Easter Island is in the southern Pacific Ocean, 2,300 miles west of the coast. Easter Island is only 15 miles long and 10 miles wide. It is covered with hundreds of giant statutes, each weighing several tons and some standing more than 30 feet tall. It has even been suggested that space aliens may have played a role regarding these giant statues. Buildings with Mysterious Origins Olmec colossal heads ( 奥尔梅克巨型头像 ) Olmec colossal heads  (1500 BC to 400 BC) were huge statues of heads made by the Olmecs, the earliest known civilization of Mexico. They are amongst the most mysterious and debated artifacts from the ancient world. Buildings with Mysterious Origins Puma Punku ( 普玛彭古 ) Puma Puncu is part of a large temple complex or monument group that is part of the Tiwanaku Site near Tiwanaku, Bolivia. The processes and technologies involved in the creation of these temples are still not fully understood by modern scholars. Buildings with Mysterious Origins 3a Read through the article in 3a on page 59 again. What do you think the noises could be? List all your ideas. What could the noise be? Why do you think so? Someone could be playing tricks on people. The noise could be two cats fighting. 3. … He might just want to scare people. The woman saw something running away. … 3b Look at this newspaper headline and finish the article about the strange happenings. Sample writing: No More Mystery in the Neighborhood Last week, in a quiet neighborhood, something strange happened. Residents heard noises in the night but no one knew why. Victor Smith thought that it was teenagers having fun while Mrs. Smith and neighbor, Helen Jones, blamed it on animals. We now know what was happening in the neighborhood. A ranger’s station is being built in the nearby forest. Trees had to be cut down to make space for the station. This affected some animals living in the forest. A raccoon family lost their home and had problems finding food. The raccoons discovered food in the neighborhood’s garbage bins, so they came back every night. Now the mystery is solved. People in the neighborhood feel sorry for the raccoons and they are trying to help them. historical places receive more than 750,000 visitors point out in a certain way on midsummer’s morning shine into prevent illness a burial place 历史遗迹 接待 75 万多参观者 指出；解释 以某种方式 在仲夏的清晨 照进 …… 预防疾病 墓地 Summary Translate the phrases. celebrate a victory honor ancestors over a long period of time a group of volunteers keep sb. healthy for a special purpose 庆祝胜利 缅怀 / 纪念祖先 经过好长时间 一群志愿者 使某人保持健康 用于特殊用途；有特殊目的 Language points 1. not only … but also 不仅 …… 而且 not only … but also 连接的两个部分通常必须是对称的并列成分，例如 连接两个主语、连接两个状语等等。 Not only Mr Lin but also his son went on the trip. 不仅林先生而且他的儿子都 去旅行 了。 I not only play tennis but also practice shooting. 我不仅打网球 , 还练习射击。 He plays not only the piano but also the violin . 他不仅弹钢琴 , 也拉小提琴。 They speak English not only in class but also in the dormitory . 他们不仅在课堂上说英语 , 在宿舍里也说。 注意： not only ... but (also) ... 连接两个 分句 , 当 not only 位于句首 , 前一个 分句常用部分倒装来表示强调 , 而 but (also) 后的分句仍用陈述语序。 Not only is this young man clever but he is also hardworking. 1) 汤姆是我们班最好的学生。他不但学习上严格要求自己 , 而且乐于帮助别人。 Tom is the top student in our class. He ___________________________________________ ___________________________________________. 2) 他不仅擅长体育，唱歌也不错。 He is _________ doing well in sports _________ good at singing. is not only strict with himself in his study but also ready to help others 完成句子。 not only but also 2. Every year it receives more than 750,000 visitors. receive 在这里是“接待”的意思 She was warmly received.    她受到热情地接待。 We received a warm welcome.    我们受到热烈欢迎。 He went to the door to receive his visitors.   他到门口去接待客人。 receive 还有“接到；收到”的意思 I was on vacation last week and didn’t receive  your letter. 上星期我正在度假，没收到你们的信。 I didn't buy the book. I received it from the writer as a gift. 这本书不是我买的 , 而是作者送给我的礼物。 We received him into our family as a son. 我们收他为养子。 receive a letter from sb. 相当于 hear from sb. receive 与 accept 的区别 receive 表示客观上收到某物，而 accept 则表示主观上的接受。 例如： I received an expensive gift from my friend yesterday, but I did not accept it. 昨天我收到了朋友的一件贵重礼物， 但我并没有接受它。 知识链接 3. For many years, historians believed Stonehenge was a temple where ancient leaders tried to communicate with the gods. where ancient leaders tried to communicate with the gods 是 where 引导的定语从句，修饰名词 temple 。 The bookshop where I bought this book is not far from here. 我买这本书的那个书店离这里不远。 This is the house where I lived two years ago . 这就是我两年前住的那个房子。 leader n . 领导；领袖；领先的人 He’s a follower, not a leader. 他是追随者，不是领导者。 Which football team is the leader in the football championship? 现在哪只球队在足球锦标赛中领先？ 动词 lead ( 带领 ) + 名词后缀 -er 4. point out 指出；指明 I must point out what you said is incorrect.   我必须指出，你所讲的情况不正确。 Can you point out the church in this picture?   你能在这张图上指出教堂吗 ? Point out the mistake in this sentence, please.   请指出这句话中的错误。 point to, point at, point out 的区别 point at 侧重表示指向距离较近的事物； point to 则侧重表示指向距离较远的事物， to 是介词，着重于指的方向。 Don’t point at the words while you are reading. He pointed to the house on the other side of the river and said, “That’s my home.” point out 表示的是给某人指示方向、要点或错误等，意为“指出”， out 是副词。 知识链接 5. prevent illness 预防疾病 prevent v . 阻止；阻挠 It is the job of the police to prevent crime. 防止犯罪是警察的职责。 Nothing can prevent us (from) carrying out the plan. 什么也无法阻挡我们去实施这个计划。 What can we do to prevent this disease (from) spreading?    我们能做什么来阻止这种疾病蔓延呢 ? stop / keep / prevent sb. from doing 三者都表示“阻止某人做某事”的意思” , 一般情况下可以通用。用法上的差别： 在主动式中 , stop sb. from doing sth. 和 prevent sb. from doing sth. 中的 from 可以省略 , 但 keep sb. from doing sth. 中的 from 不能省略，因为 keep sb. doing sth. 意思为让某人一直做某事。 在被动式中三个词组中的 from 都不能省。 知识链接 6. … you can feel energy from your feet move up your body, … energy n . 精力；力量 Young people usually have more energy  than the old. 青年人通常比老年人精力充沛。 Don't waste your time and energy on trifles. 别把你的时间和精力浪费在琐事上。 He gave a speech on the use of solar energy. 他就太阳能的利用作了一场演讲。   energetic adj . 精力旺盛的；能量的 7. …, but most agree that the position of the stones must be for a special purpose. position n . 位置；地方 Can you find our position on this map? 你能在这幅地图上找到我们的位置吗 ? I can tell the time from the position of the sun. 我可以从太阳的位置知道时刻。 The position of manager is still open. 经理职位仍然空缺。 The company is in a difficult position now. 这家公司现在正处于困难境况。 in position 在适当的位置 out of position 不在适当的位置 One of the cups is out of position. Put it back in position. 有只杯子位置不对 , 把它放在适当的位置。 position v . 安置；定位 知识链接 position, place 都可表示“位置” , 其区别是： place 是表示地点的普通词语 ; position 用于表示与其他地点相对而言的某个位置。例如 : I'll show you the place where I was born. 我来带你看看我的出生地。 He drew a plan showing the position of all furniture in the room. 他画了一张图 , 显示房间里所有家具的位置。 知识链接 8. Stonehenge was built slowly over a long period of time. period n . 一段时间；时期 We lived in Beijing for a period.    我们在北京住过一段时间。 The work must be completed within a two-month period.    工作须于两个月内完成。 It was the most glorious period of the Roman Empire.    这段时期是罗马帝国最辉煌的时期。 period, age, generation 这三个词的共同意思是“时期”。其区别是： period 是这组词中最一般的常用术语 , 用于任何时限 , 时间可长可短 ; age 意为“时代 , 寿命” , 常用来表示以一个中心人物或显著特征而闻名的时期 ; generation 意为“代、世代” , 用于上辈出世与下辈出世之间的时段 , 对人类来说这段时间有时可算作 20 年或 25 年 , 也可用于下辈本身。 知识链接 The period in which people learnt to make tools of iron is called the Iron Age . 人类学会用铁制造工具的时代 , 我们称为“铁器时代”。 My generation behaves differently from my father's and grandfather's. 我这一代人和我父辈及祖辈表现不同。