1、 Inventions are everywhere in our life第1頁/共22頁 Inventions are everywhere in our life第2頁/共22頁 Inventions are everywhere in our life第3頁/共22頁3a. Think of something that you do not like to do. Then think of an invention that could help you. Make notes. 第4頁/共22頁Problemquickly taking notes in class New in

2、vention a special pen What it is used for. 第5頁/共22頁3b.Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class.第6頁/共22頁This special pen was invented byLiu Jie . It has three colors and is used for第7頁/共22頁 This special pen was invented by Li

3、u Jie. It has three colors and is used for taking notes quickly. It is very useful if you have a lot to write down. The pen comes with a microchip that can store a list of common words that you will use. You can program the words you will use often into the microchips memory, then assign a short for

4、m to each word. When you are writing, you just need to write the short forms with the pen, press a button on the pen and all the short forms will change into the actual words. The microchip can contain up to 50 words and you can make changes to the list of words whenever you need to. 第8頁/共22頁Self Ch

5、eckinventdoubtmention nearly websiteall of a sudden1. Complete the passage with the correct forms of the words in the box. 第9頁/共22頁It is often difficult to decide on the inventor of certain inventions. This is because sometimes a few people may _ things which are _ the same. Its hard to tell who cam

6、e up with the idea first. Some inventions can also lead to other inventions _. So some people _ whether the inventor came up with the idea himself or herself. They think that the inventor used someone elses idea to create his or her invention. That is why books or _ usually _ more than one inventor

7、when giving information about inventions.inventnearlyall of a suddendoubtedwebsitemention第10頁/共22頁 語法重點一So some people doubted whether the inventor came up with the idea him-self or herself. (1)該句是包含賓語從句的主從復合句。這樣的結構要注意主句如果是過去時態，從句一般要用相應的過去時態（客觀事實除外）。 如：Last class our physics teacher said that the mo

8、on goes around the sun. He said he would go back home nextmonth.第11頁/共22頁 語法重點一(2) come up with 想出 注意類似詞組catch up with 趕上keep up with 緊跟。I want to catch up with him in English study. Dont fall behind ,keep up with the others. 第12頁/共22頁2.Rewrite these sentences using the passive voice. 1. Someone sto

9、le my watch. _2. They used five eggs to make this big cake. _3. When did they invent the personal computer? _4. They asked us not to run in the hallway. _5. Someone took the video back to the store. _My watch was stolen by someone . Five eggs were used to make this big cake.When was the personal com

10、puter invented?We were asked not to run in the hallway.The video was taken back to the store .第13頁/共22頁3. Find out information about an invention you would like to know more about and write sentences below.Invention_When_Who_ Purpose _第14頁/共22頁語法復習一般過去時的被動語態一、一般過去時被動語態的用法 一般過去時被動語態表示過去經常性、習慣性被動動作或過去

11、某一時刻發生的被動性動作。其結構為：主語(動作承受者) + was / were + 過去分詞(+ by + 動作發出者)構成,其否定形式was/were后加not。如：I was taught by Miss Zhao last year. Those letters were written by a famous writer. 第15頁/共22頁【注意】【注意】被動語態還可用于：被動語態還可用于：強調動作的承受者強調動作的承受者，而不強調動作的執行者。而不強調動作的執行者。如：如：The window was broken by Mike. This book was written

12、by him.二、主動語態變被動語態的方法二、主動語態變被動語態的方法(1)(1)把把主動語態的賓語主動語態的賓語變為變為被動語態的主語被動語態的主語。(2)(2)把把謂語謂語變成變成被動結構被動結構( (be過去分詞過去分詞) () (根據被根據被動語態句子里的主語的動語態句子里的主語的人稱人稱和和數數，以及原來主動語，以及原來主動語態句子中動詞的態句子中動詞的時態時態來決定來決定be的形式的形式) )。第16頁/共22頁語法復習(3)把主動語態中的主語放在介詞by之后作賓語,將主格改為賓格。All the people (主語：動作的發出者)laughed at him（賓語：動作的承受者

13、）. He（主語：動作的發出者）was laughed at by all the people.（賓語：動作的承受者）第17頁/共22頁小結訓練：(2013河北）1. Annie _ to the party. She had a wonderful time with us. A. invites B. is invited C. was invited D. has invited(2013玉林)2. Many houses _ in the earthquake of April 20, 2013 in Yaan. A. is destroyed B. are destroyed C

14、was destroyed D. were destroyed(2013泰州)3. “Frog”， Mo Yans latest novel, please! Sorry, it _ just now. But it will come out again soon. A. sold out B. is sold out C. has sold out D. was sold outC D D第18頁/共22頁小結訓練：(2013雅安) 4. 一Who designed this game? 一It _ by Tom in 1999. A. is designed B. designs C. was designed D. designed(2013臨沂) 5. Do you know Earth Day?Sure. It _ in 1970 to tell us to protect our planet. A. sets up B. set up C. is set up D. wa