英语人教版九年级全册unit6 sectionA 1a-1c.pptVIP

Unit 6 When was it invent? sessectiWhen was it invented?;paper-making 造纸术;paper 105 B.C.;compass 11th Century;car;1a Groupwork;car in 1885;telephone in 1876;1b Listen and find out the answer What are they talking about?;1b Listen and match the inventions with the years.;Listen again and answer the questions.;Did grandma have a telephone? Why didn’t she have a personal computer? Can you guess when grandma was born?;Make a similar conversation with your partner using the 1b as a model.;Baird;T: What’s this called in English?;A: What’s this called in English？;; 看图完成句子。 1. (1885, invented) Cars _______ _______ in 1885. 2. (around 1927, invented) The TV _______ _______ around 1927. ;3. (1971, invented) The personal computer ______ ______ ______ 1971. 4. (1896，invented) The telephone _______ ______ ______ ______. ;paper making;1. invent v. 发明 指经过认识和实践创造出前所未有的事物。 Edison invented the light bulb. 爱迪生发明了电灯泡。 invention和inventor都是名词, 前者意为“发明”, 后者意为“发明家”。;The passive voice.;1. Edison _________ the electric lamp. 2. I lost my necklace last night. I haven’t ________ it. 3. Who ___________ America first? ;中考真题链接;3． (07’重庆)? — Your hometown has changed a lot．? — Yes. Take a look at these tall buildings. They ______ last year．??? A. build? B．built?? C. was built? D．were built4.  — Why is the classroom so dirty? — Sorry, sir. It _______ yesterday． We forgot to do it． A. don’t clean? B. didn’t clean? C. weren’t cleaned D. wasn’t cleaned;1.Do exercise book 1a-1c. 2.Preview2a-2d.