三年级英语Unit6SelfCheck.ppt
Unit 6When was it invented?How much do you know about international basketball teams in America? Match the right information.The LakersCelticsHouston RocketsChicago Bulls 凯尔特人队凯尔特人队芝加哥公牛队芝加哥公牛队火箭队火箭队湖人队湖人队 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 came up with the idea first. Some inventions can also lead to other inventions _. 1 complete the passage with the correct forms of the words in the box.invent doubt mention nearly website all of a suddeninventnearlyall of suddenSo 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 when giving information about inventions.doubtwebsitesmention2 Rewrite these sentences using the passive voice.1. Someone stole 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 computer invented?We were asked not to run in the hallway.We were asked not to run in the hallway.3 Find out information about an invention you would like to know more and write sentences below.Invention: _When: _Who: _Purpose: _Exercises一、写出下列短语的英文表达。一、写出下列短语的英文表达。1.错误地错误地 2.偶然偶然 3.根据根据；按；按 4.用这种方法用这种方法 5.用来做用来做 6.足够咸足够咸 7.一个古老的中国一个古老的中国 传说传说 8.把把 分成分成 by mistakeby accidentaccording to in this waybe used forsalty enough an ancient Chinese legend divide.into 二、单项选择二、单项选择 1.My mother told me that my homework must _ on time. A. finish B. be finish C. be finished D. finished 2.The number of teachers in our school _ 60 and a number of them _ male teachers. A. is; are B. are; is C. am; are D. be; areCA3.If it _ tomorrow, we _ go to the park. A. rains; wont B. will rain; wont C. rains; dont D. will rain; will do 4. All the books will _ to the children who live in the small village. A. be sent B. sent C. be send D. send5.Do you know the lady_ is interviewing our headmaster? Yes, she is a journalist from CCTV. A. which B. who C. whom D. whose AAB三、根据中文提示完成句子。三、根据中文提示完成句子。 1.There were many famous_ (发明发明) in ancient China, and paper was one of them.2.I dont like this kind of potato chips because they are not _ (脆的脆的). 3.Silk is _ (生产生产) in Hangzhou. 4.The conductor kept _ (提供提供) us hot water on the train. inventionscrispyproducedofferReview what you have learned in this unit and preview what you will learn in next unit.Homework
