人教版九年级上册英语教案：unit6 Section B 1a-1d-英语九年级全册.docxVIP

教师统一备课用纸 科目 英语 年级 九 班级 时间 课题 Unit 6 When was it invented ? Section B 1a-1d 第 课时 教学目标： I think the TV was invented before the car. -----我认为电视是在轿车之前发明的。 2. ---When was the telephone invented? --- 电话是什么时候发明的？ --I think it was invented in 1876. ---我认为电话是在1876年被发明的。 3. The history of patato chips . 重点 ---Who was it invented by? ---它是由谁发明的？ ---It was invented by Whitcomb Judson. ---它是被惠特科姆.贾德森发明的。 难点 ---What is the hot ice-cream scoop used for? -这个热的冰其淋勺子是用来做什么的？ ---It’s used for serving really cold ice-cream ---它是用来提供真正冷的冰其淋。 教学用具 record 学习用具 Pen 教学过程 Step1.ask and answer . 1.. ---What are they used for? ---他们可用来做什么？ 2． ---They are used for changing the style of the shoes ---他们可用来改变鞋子的样式。 ---When was the zipper invented? ---拉链是什么时候发明的？ 4.---When was tea brought to Korea? ---茶是什么时候被带到韩国的？ ---It was brought to Korea during the 6th and 7th centuries. --它是在六至七世纪被带到韩国的。- 5.---It was invented in 1893 .--它是在1893年被发明的。 Step 2.Learn the words . Sweet crispy salt sour Banana apple orange Step 3. Listen to the tape and complete the sentences . Listen to the tape . Read after the tape .. Complete the sentences . Do you know how potato chips were invented ? Potato chips ________________by a cook George Crum. They were invented in _________. George Crum cut the potatoes teally ,really ___________and then cooked them for a long time until they were ____________.Finally he put lots of salt them so they were ___________. Step 4.Make a conversation about the invention of potato chips .Use the information in 1c and 1d . Potato chips were invented by mistake They were invented in 1863 . The customers thought the potatoes were not thin enough . George wanted to make the customer happy . The customer was happy in the end . The customer said they were not salty enough . Step 5.Homework . The telephone _____(invent )by Alexnder Graham Bell. He ____________(born ) in 1847 .Mr.Bell ____________(work