吉林省伊通县实验中学九年级英语全册《Unit 9 When was it invented》学案（无答案） 人教新目标版.doc

九年级英语全册unit 9 when was it invented学案（无答案）一.学习目标： 1. 知识目标：掌握本部分词汇，学习被动语态，掌握其结构及用法； 2. 能力目标:被动语态的基本用法3情感目标：了解诸多发明的历史，从小立志长大后做一个有利于人类的发明家。 二.学习重点与难点：1本部分单词2. 被动语态的基本用法三知识梳理：五预习本部分单词和下列短语1.take a history class 上历史课be used for sth. / doing sth. 被用作be used as 被作为使用move sth. up and down 上下移动scoop sth. out 用勺子舀cut sth. thin 把切薄shoes with adjustable heels 可调后跟的鞋battery-operated sneakers 电动旅游鞋heated ice cream scoop 冰激凌加热勺 in a good / bad mood （ 处于 ） 情绪好 / 坏 in the dark 在黑暗中 before the dark 天黑前 13. after the dark 天黑之后六.课堂练习 被动语态练习 a. 将下列句子变为被动语态，每空一词。 1. we can finish the work in two days. the work _ _ _ in two days. 2. they produce silk in suzhou. silk _ _ in suzhou. 3. the children will sing an english song. an english song _ _ _ by the children. 4. i have given this book to the library. this book _ _ _ to the library. 5. did they build a bridge here a year ago? _ a bridge _ here by them a year ago? 6. well put on an english play in our school. an english play _ _ _ on in our school. 7. more and more farmers buy color tv sets. color tv sets _ _ _ more and more farmers. 8. we must water the flowers every day. the flowers must _ _ (by us) every day. 9. they use knives for cutting things. knives _ _ for cutting things. 10. you can dig a hole in the earth.a hole _ _ _ in the earth. unit9 when was it invented? unit 9 when was it invented?section b学案一.学习目标： 二.学习重点与难点：1本部分单词2. 被动语态的基本用法三知识梳理：1词汇：invent heat 2句型：when was the car invented? 小汽车是什么发明的？ it was invented in 1885. 它是在1885年发明的。 who were they invented by? 它们是由谁发明的？they were invented by julie thompson. 它们是由julie thompson 发明的。 what are they used for? 它们是用来做什么的？ theyre used for seeing in the dark. 它们是用来在黑暗处看东西的。 tea wasnt brought to the western world until 1610. 茶是1610年才被带到西方（世界）的。 四学法指导: pairwork and grougpwork.五.预习本部分词汇和下列短语 do sth. by mistake 错误地做某事 do sth. by accident 偶然地做某事 produce a pleasant smell 产生 / 发出令人愉悦的气味 over an open fire 在户外的火炉上 in this way 用这种方法 a flying disk 飞碟 1950s = nineteen fifties 二十世纪五十年代 a college student 大学生 fall into 掉进add sth. to sth. 把加到当中去六 .知识巩固；六.课堂练习 用动词的正确语态填空。 1. the students _ often _(tell) to take care of their desks and chairs. 2. that play _(put) on again sometime next month. 3. the old man is ill. he _ (must send) to the hospital. 4. vegetables, eggs and fruits_ (sell) in this shop. 5. what _ a knife _ (make) of? it _