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1、Unit 8 It must belong to Carla.,Section B（2a-3b）,連詞是一種連接詞與詞、短語與短語以及句與句的虛詞， 它不能獨立擔(dān)任句子成分而只起連接作用。 表示結(jié)果的連詞有：so(所以)等; 表示原因的連詞有：because, since, as等； 表示意義轉(zhuǎn)折的連詞有：but, however, though; not only but also表示遞進意義,“不僅而且”; 表示選擇關(guān)系的連詞有：or (或者;還是); 表示兩個動作同時進行的連詞有：when, while等。,課前預(yù)習(xí),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 an

4、d 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 不僅而且 not only but also 連接兩個并列成分，其謂語通常與靠近的主語保持一致，即就近原則。 【典例】 1. Not only the students but also Miss Wang _______to the Great Wall. A. has been B. are going C.

5、have been D. have gone,A,課文解析,符合就近原則的連詞詞組還有 either... or...要么......要么...... neither...nor...既不......也不......(兩者都不) 但是both...and... 連接連個主語時，謂語動詞用復(fù)數(shù)。,知識拓展,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 連接兩個主語時，謂語動詞要和與其最近

6、的主語保持人稱和數(shù)的一致。,B,例題解析,2. Every year it receives more than 750,000 visitors. 每年它都要吸引750000多名游客。 receive 收到；接受。 在這里是“接待”的意思 She was warmlyreceived. 她受到熱情地接待。,課文解析,receive與accept的區(qū)別 receive “收到”，通常僅指“收到”這種行為，并沒有愿不愿意接受的意思。 而 accept “接受”，通常指經(jīng)過考慮，表示自己愿意接受。則表示主觀上的接收。 例：I received an expensive gift from my

7、friend yesterday, but I did not accept it. 昨天我收到了朋友的一件貴重禮物， 但我并沒有接受它。,知識拓展,3. For many years, historians believed Stonehenge was a temple where ancient leaders tried to communicate with the gods. 多年來，歷史學(xué)家相信，巨石陣就是一個古代領(lǐng)導(dǎo)人試圖與神交流的寺廟。 （1）where ancient leaders tried to communicate with the gods是where引導(dǎo)的定

8、語從句，修飾名詞temple。 The bookshop where I bought this book is not far from here. 我買這本書的那個書店離這里不遠。,課文解析,（2）leader n. 領(lǐng)導(dǎo)；領(lǐng)袖；領(lǐng)先的人 動詞 lead (帶領(lǐng)) + 名詞后綴-er We all like a kind leader. 我們都喜歡一個和藹的領(lǐng)導(dǎo)。,課文解析,4. arrive in 到達 例： He arrived in Beijing last night.,到達,課文解析,arrive at + 小地點,arrive in + 大地點,get to + 地點,rea

9、ch+地點,,5. point out 指出；指明 The teacher pointed out many mistakes in my homework. 老師指出我作業(yè)里的許多錯誤。,課文解析,point to, point at, point out的區(qū)別 pointat所指的對象一般是較近的人或物體，at強調(diào)指的對象； pointto所指的對象一般是較遠的人或物體，to強調(diào)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

10、 and said, “Thats my home.” point out 表示的是給某人指示方向、要點或錯誤等，意為“指出”，out 是副詞。,知識拓展,6. prevent illness 預(yù)防疾病 prevent v. 阻止；阻撓 Trees can prevent the wind blowing the earth away. 樹能阻止風(fēng)刮走土壤。,課文解析,stop / keep / prevent sb. from doing三者都表示“阻止某人做某事”的意思”, 一般情況下可以通用。用法上的差別： 在主動式中, stop sb. from doing sth.和prevent

11、 sb. from doing sth.中的from可以省略, 但 keep sb. from doing sth. 中的from不能省略，因為keep sb. doing sth. 意思為讓某人一直做某事。,知識拓展,7. you can feel energy from your feet move up your body。 你可以感受到從你的腳上移動到你身體的能量。 energy n. 精力；力量 Young people usually have moreenergy 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,

12、課文解析,8. , but most agree that the position of the stones must be for a special purpose. 但是大多數(shù)人都同意石頭的位置必定有一個特殊的目的。 （1）position n. 位置；地方 Can you find ourpositionon this map? 你能在這幅地圖上找到我們的位置嗎? Thepositionof manager is still open. 經(jīng)理職位仍然空缺。,課文解析,（2）purpose n.目的 同義詞 aim on purpose 故意的 ......的目的 英文表達為：t

13、he purpose of ... e.g.What is the purpose of his visit? 他來訪的目的是什么？ The purpose of Project Hope is to help people who have difficulties.,課文解析,9. Some think it might be a burial place or a place to honor ancestors.Others... 一些人認為它或者是一個埋葬的地方或紀念祖先的地方，另一些...... be honored with...被授予......榮譽 He is honore

14、d with the title of a model teacher . 他被授予模范教師的稱號。,課文解析,10. Stonehenge was built slowly over a long period of time. 巨石陣是經(jīng)過了很長的一段時間慢慢建立的。 period n. 一段時間；時期 We lived in Beijing for aperiod. 我們在北京住過一段時間。,課文解析,2c Read the article again and complete the chart.,Mysteries about Stonehenge,He is a,Who bu

15、ilt it?,What Stonehenge might have been used for ,More than,Yes,Yes,Practice,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

16、 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,