Unit 6 Section B （3a-Self check）课件 2024—2025学年人教版英语八年级上册

Unit6 When was it invented? Section B （3a-Self check） Some fruits were bought (by him) yesterday. Look and say He bought some fruits yesterday. The motorbike was ridden to his factory (by him) last night. He rode the motorbike to his factory last night. We made the snowman this morning. The snowman was made by us this morning. Writing Problem: ________________________ New invention: ____________________ What it is used for: _________________ Think of something that you do not like to do. Then think of an invention that could help you. Make notes. a special pen quickly taking notes in class taking notes in class 3a “新目标英语工作室”(http://www.21cnjy.com/book.php?mod=studio&op=detail&stid=13)主要作品为新目标初中英语7年级至9年级的课件、教案、学案、单元测试卷、月考卷、期中试卷、期末试卷、题库等相关教学资料, 欢迎下载！更多英语资料请参阅“作者个人文集”http://www.21cnjy.com/space.php?uid=1049033,精品资料版权已授予所有，严禁一切形式的转载，违者必究！！！ This special pen was invented by Liu Jie. It has three colors and is used for …. Imagine you are a business person. Write a description of your new invention. Try to sell the invention to the class. 3b “新目标英语工作室”(http://www.21cnjy.com/book.php?mod=studio&op=detail&stid=13)主要作品为新目标初中英语7年级至9年级的课件、教案、学案、单元测试卷、月考卷、期中试卷、期末试卷、题库等相关教学资料, 欢迎下载！更多英语资料请参阅“作者个人文集”http://www.21cnjy.com/space.php?uid=1049033,精品资料版权已授予所有，严禁一切形式的转载，违者必究！！！ 常用句型： 1. I think … is a very useful invention. 我认为……是一项很有用的发明。 2. … was invented by … ……是由…… (某人)发明的 3. … was invented in … ……是在…… (某时间)发明的 4. It was used for … 它被用来…… 5. … is made of ……… 是由……(材料)制成的 “新目标英语工作室”(http://www.21cnjy.com/book.php?mod=studio&op=detail&stid=13)主要作品为新目标初中英语7年级至9年级的课件、教案、学案、单元测试卷、月考卷、期中试卷、期末试卷、题库等相关教学资料, 欢迎下载！更多英语资料请参阅“作者个人文集”http://www.21cnjy.com/space.php?uid=1049033,精品资料版权已授予所有，严禁一切形式的转载，违者必究！！！ 计算机在我们的生活、工作中的作用越来越大，你知道计算机的起源与发展吗？请结合计算机的发明时间(1946年）、外形、用途等方面,谈一下它的发展变化，并说明你对未来计算机的畅想。 要求： 1.意思连贯,语句通顺; 2.词数不少于80。 “新目标英语工作室”(http://www.21cnjy.com/book.php?mod=studio&op=detail&stid=13)主要作品为新目标初中英语7年级至9年级的课件、教案、学案、单元测试卷、月考卷、期中试卷、期末试卷、题库等相关教学资料, 欢迎下载！更多英语资料请参阅“作者个人文集”http://www.21cnjy.com/space.php?uid=1049033,精品资料版权已授予所有，严禁一切形式的转载，违者必究！！！ 这是一篇事物介绍类的说明文，根据题目提示可考虑采用下面的模板。 计算机 引出话题 介绍发明 畅想未来 ... important in our daily life. 时间:The computer was invented in ... 外形：... was huge. 用途:send some messages ... open ... I think computers are going to ... “新目标英语工作室”(http://www.21cnjy.com/book.php?mod=studio&op=detail&stid=13)主要作品为新目标初中英语7年级至9年级的课件、教案、学案、单元测试卷、月考卷、期中试卷、期末试卷、题库等相关教学资料, 欢迎下载！更多英语资料请参阅“作者个人文集”http://www.21cnjy.com/space.php?uid=1049033,精品资料版权已授予所有，严禁一切形式的转载，违者必究！！！ Computer Computers are becoming more and more important in our daily life. ① Do you know when the computer was invented ? ② The computer was invented in 1946. At that time , it was huge. With the development of science and technology, the computer has grown smaller. Now there are many kinds of computers, such as personal computers and laptops(笔记本电脑）. The computer is a very useful tool in our life. “新目标英语工作室”(http://www.21cnjy.com/book.php?mod=studio&op=detail&stid=13)主要作品为新目标初中英语7年级至9年级的课件、教案、学案、单元测试卷、月考卷、期中试卷、期末试卷、题库等相关教学资料, 欢迎下载！更多英语资料请参阅“作者个人文集”http://www.21cnjy.com/space.php?uid=1049033,精品资料版权已授予所有，严禁一切形式的转载，违者必究！！！ For example ③ , it can send some messages to foreign friends by e-mail. What's more , it can share information with others through the World Wide Web. We can also listen to music or play the game on computers. It makes us relaxed. It’s hard to imagine what our life would be like without computers. I think computers will be more convenient and they are going to change our life completely in the near future.④ “新目标英语工作室”(http://www.21cnjy.com/book.php?mod=studio&op=detail&stid=13)主要作品为新目标初中英语7年级至9年级的课件、教案、学案、单元测试卷、月考卷、期中试卷、期末试卷、题库等相关教学资料, 欢迎下载！更多英语资料请参阅“作者个人文集”http://www.21cnjy.com/space.php?uid=1049033,精品资料版权已授予所有，严禁一切形式的转载，违者必究！！！ 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. It’s hard to tell who came up with the idea first. invent, doubt, mention, nearly, website, all of sudden Self Check 1. Complete the passage with the correct forms of the words in the box. invent nearly 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 else’s idea to create his or her invention. That is why books or _______ usually _______ more than one inventor when giving information about inventions. all of a sudden doubt websites mention 1. Someone stole my watch. _________________________________ 2. They used five eggs to make this big cake. __________________________________ 3. When did they invent the personal computer? __________________________________ __________________________________ My watch was stolen (by someone). When was the personal computer invented? Five eggs were used to make this big cake. 2. Rewrite these sentences using the passive voice. 4. They asked us not to run in the hallway. __________________________________ __________________________________ 5. Someone took the video back to the store. __________________________________ __________________________________ The video was taken back to the store (by someone). We were asked not to run in the hallway (by them). 1. During the afternoon, there was a _______ (suddenly) heavy fall of snow. 2. I think the telephone ____________ (invent) before the car. 3. The _________ (Canada) song Alouette (百灵鸟) is a fun song about a bird. 一、 用所给单词的适当形式填空。 sudden was invented Canadian 4. They ____________ (invite) to take part in the May Day celebrations in Beijing. 5. The ___________ (popular) of private cars is changing the people’s life style. 6. When the bill ____________ (bring) to him, he was such surprised. were invited popularity was brought 按要求改写下列各句。 1. We planted these trees in 1997. (改成被动语态) ____________________________________ 2. He made a cake yesterday. (改成被动语态) ____________________________________ These trees were planted (by us) in 1997. A cake was made by him yesterday. 3. The teacher gave the students some advice. (改成被动语态) ________________________________________________________ 4. He was seen to read a book in his room. (用I作主语, 改为主动语态) _____________________________________ 5. She was helped by all the people.(改成一般疑问句) _____________________________________ Some advice was given to the students by the teacher. I saw him read a book in his room. Was she helped by all the people? 根据中英文提示完成句子。 1. 根据历史记载, 纸是由蔡伦发明的。 ______________ history, paper ___________ by Cai Lun. 2. 大约三千年前风筝在中国就被人使用了。 Kites_____________ in China about 3,000 years ago. According to was invented were used 3. 这个书架是木头做的。 This bookshelf _________________ wood. 4. 这部电影是由冯小刚导演的。 This film ______________________ Feng Xiaogang. is made of was directed by 我们在推销一件产品的时候，通常会从哪几个方面去描述呢？ Invention What is the invention? What is it used for? Who invented it? When was it invented? Summary Revise your composition. Finish the exercises . 3. Preview the new words and expressions in Unit 7. 4. Preview 1a-2d on P49-50. Homework $$