Unit 6 when was it invented?Section A (1a-2c)课件2021-2022学年人教版九年级全一册

Unit6 When was it invented ? 人教新目标版 九年级上 SectionA 1a-2c 1.能掌握以下词汇：heel, scoop, electricity, style. 2.能掌握以下句型： —When was it invented? —It was invented in… —What is it / are they used for? —It is/They are used for doing sth. 3.能听懂并能简单地谈论发明史。 学习目标 年份的读法 两个数字一组，分为前后两组 1 1865 eighteen sixty five 1989 nineteen eighty nine 2 千年的读法 two thousand 2001 3 前两个数字不为零，后两个数字为零。 eighteen hundred 1900 4 非四位数的年份的读法！ 531 five hundred and thirty-one two thousand and one nineteen hundred a famous American inventor an inventor invention more than 1,000 inventions Edison invented the light bulb in 1879. Light bulb was invented in 1879 by Edison. 一般过去时的被动语态的结构为“was/were + 及物动词的过去分词”。 Presentation Four ancient inventions in China. compass gun powder paper making We should be proud of being Chinese people! [ˈmu:vəbl] adj. 可移动的 movable type printing [ˈkʌmpəs] n. 罗盘 [ˈpaʊdə(r)] n. 粉末 [ˈeɪnʃənt] adj.古代的，古老的 Look and see Can you guess what modern inventions they are? Modern inventions in the world [ˈmɒdn] adj.现代的，近代的，时髦的 Look at the things below. In what order do you think they were invented? Discuss them with your group. Then number them [1-4]. 1a 4 2 1 3 I think ________ was invented before/after/in _________ Alice Grandma What are Alice and her grandma talking about? Questions may be used： Who invented them? When were they invented? Pre-listening Listening 1b ___ 1876 ___ 1885 ___ 1927 ___ 1971 d a c b The TV was invented in 1927. The telephone was invented in 1876. The computer was invented in 1976. The car was invented in 1885. Practice 1885 What is it used for? When was the car invented? I think it was invented in 1885. It’s used for carrying people. be used for sth. /doing sth.意为“被用来做某事”，表示用途或目的，后接名词或动名词，相当于be used to do sth. shoes with special heels shoes with lights hot ice-cream scoop 带特殊鞋跟的鞋 发光的鞋 冰激凌加热勺,靠电力驱动 low heel high heel scoop Look at the picture below. What are the things on the table? Pre-listening Listen and number the i