1、Unit 8 It must belong to Carla.,Section B（2a-3b）,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。 表示结果的连词有：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。,课前预习,2a Match each linking word or phras
2、e 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,Prac
3、tice,2b Read the article and underline the linking words and phrases.,not only but also, but, as, however, because, while, but, or, because, but, but,Practice,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
4、answer the questions.,More than 750,000 visitors.,He is a historian.,Yes because the stones are so big and heavy.,1. not only but also 不仅而且not only but also 连接两个并列成分，其谓语通常与靠近的主语保持一致，即就近原则。 【典例】 1. Not only the students but also Miss Wang _to the Great Wall. A. has been B. are going C. have been D. h
5、ave gone,A,课文解析,符合就近原则的连词词组还有 either. or.要么要么 neither.nor.既不也不(两者都不) 但是both.and. 连接连个主语时，谓语动词用复数。,知识拓展,2. This is my twin sister Lucy. Not only she but also I _ good at drawing. A. is B. am C. are 解析：not only but also 连接两个主语时，谓语动词要和与其最近的主语保持人称和数的一致。,B,例题解析,2. Every year it receives more than 750,000
6、 visitors. 每年它都要吸引750000多名游客。 receive 收到；接受。在这里是“接待”的意思She was warmly received. 她受到热情地接待。,课文解析,receive与accept的区别 receive “收到”，通常仅指“收到”这种行为，并没有愿不愿意接受的意思。 而 accept “接受”，通常指经过考虑，表示自己愿意接受。则表示主观上的接收。 例：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
7、它。,知识拓展,3. For many years, historians believed Stonehenge was a temple where ancient leaders tried to communicate with the gods. 多年来，历史学家相信，巨石阵就是一个古代领导人试图与神交流的寺庙。 （1）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
8、 here.我买这本书的那个书店离这里不远。,课文解析,（2）leader n. 领导；领袖；领先的人动词 lead (带领) + 名词后缀-er We all like a kind leader.我们都喜欢一个和蔼的领导。,课文解析,4. arrive in 到达 例： He arrived in Beijing last night.,到达,课文解析,arrive at + 小地点,arrive in + 大地点,get to + 地点,reach+地点,5. point out 指出；指明 The teacher pointed out many mistakes in my home
9、work. 老师指出我作业里的许多错误。,课文解析,point to, point at, point out的区别 point at所指的对象一般是较近的人或物体，at强调指的对象； point to所指的对象一般是较远的人或物体，to强调指的方向。 Dont point at the words while you are reading. He pointed to the house on the other side of the river and said, “Thats 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。
10、,知识拓展,6. prevent illness 预防疾病prevent v. 阻止；阻挠 Trees can prevent the wind blowing the earth away. 树能阻止风刮走土壤。,课文解析,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ke
11、ep sb. doing sth. 意思为让某人一直做某事。,知识拓展,7. you can feel energy from your feet move up your body。 你可以感受到从你的脚上移动到你身体的能量。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。energetic adj. 精力旺盛的；有能量的,课文解析,8. , but most agree that the position of the stones must be for a special
12、purpose.但是大多数人都同意石头的位置必定有一个特殊的目的。（1）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? The position of manager is still open.经理职位仍然空缺。,课文解析,（2）purpose n.目的 同义词 aim on purpose 故意的 的目的 英文表达为：the purpose of . e.g.What is the purpose of his visit? 他来访的目的是什么？ The purpose of Project
13、 Hope is to help people who have difficulties.,课文解析,9. Some think it might be a burial place or a place to honor ancestors.Others. 一些人认为它或者是一个埋葬的地方或纪念祖先的地方，另一些be honored with.被授予荣誉 He is honored with the title of a model teacher . 他被授予模范教师的称号。,课文解析,10. Stonehenge was built slowly over a long period
14、of time. 巨石阵是经过了很长的一段时间慢慢建立的。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。,课文解析,2c Read the article again and complete the chart.,Mysteries about Stonehenge,He is a,Who built it?,What Stonehenge might have been used for ,More than,Yes,Yes,Practice,Midsummer day is in June _ a lot
15、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.,when,as,Practice,3. Some people think the rocks can _ stop people from becoming ill _ keep them healthy. 4. We dont know who built Stonehenge _ how it was built. 5. Historians think Stonehenge was built about 5,000 years ago; _, they are not sure.,not only,but also,and,However,Practice,
