湖北省襄阳市第四十七中学九年级英语《Unit 9 Where was it in》教学案1 人教新目标版.doc

湖北省襄阳市第四十七中学九年级英语unit 9 where was it in教学案1 人教新目标版教学目标学习一般过去时的被动语态和特殊疑问句。教学重点一般过去时态的被动语态。教学难点一般过去时态的被动语态。课时安排1教具准备录音机教 法自主学习学 习 过 程自主空间 自主学习将下列短语或句子翻译成英语1.被用于做某事 2.电动拖鞋_3.改变鞋的样式 5.舀冷的冰激凌5.汽车被发明与1885年 6.小刀是用来割东西的_.课前探究 discuss: how many inventions do you know? _.课堂导学1discuss the pictures in 1a.make coversations like this:i think the calculator was invented before the computer.2discuss the pictures in 1b by asking：what can you see in the pictures? then listen to 1b and match the inventions with the dates.3.listen to 1b again and fill in the blanks.the_was invented in 1876.cars werent invented yet. the tv was invented_1927.we learned in school that handheld_were invented in 1971 and_computers were invented in 1976.4.listen to the conversations and finish2a/2b.5.pair work.now make up a new conversation like this:when/whoby/whatused for?词句理解1.被动语态的时态: 被动语态的时态通过be的变化来体现，它必须与主语的人称、数一致。以下是几种常用的被动语态:(1)一般现在时的被动语态: am / is / are + 动词的过去分词。eg：this book in two languages.这本书是用两种语言写的.(2)现在进行时的被动语态:am / is /are + being + 动词的过去分词。eg: a school is by the workers now.工人们正在建一所学校.(3) 一般将来时的被动语态:will / be going to + be + 动词的过去分词. eg: the project will next month.这项工程下个月就完工.(4) 现在完成时的被动语态:have / has + been + 动词的过去分词. eg: my homework .我的作业以完成了.(5) 一般过去时的被动语态:was / were + 动词的过去分词.eg: the classroom three days ago. 教室是三天前被打扫的.(6) 含有情态动词的被动语态: 情态动词 +be +动词的过去分词.the classroom every day.教室应该每天都被打扫.2.its used for scooping really cold ice cream.它用来舀非常凉的冰激凌 be used for意为 “被用来做 ”,for表用途,后跟名词或动名词.拓展: be used as意为“被用作 ”,as表 “作为”，后跟名词; be used to do意为 “被用来做 ”, 强调动作; be used by 意为 “被 使用”,by后跟动作的执行者; be used to doing意为 “习惯做某事” to 为介词,后跟名词、代词或doing; used to do“过去常常干某事”。用as,for,to,by填空。（1）the stone is so big that it can be used_a desk. (2)e-mail english is used_many young people. (3)wind can be used_produce electricity. (4)the knife can be used_cutting things. (5)many old people are used_getting up.（6）there used_be a school here in the past.3.invent v.“发明”；invention n.“发明物”; inventor“发明家”。填填：edison is regarded as a great _ , he _ over 1000_all his life. 课堂检测 一根据句意及提示完成句子。1.wood can_(被用于) making paper.2. could you please show me how to o_ the new machine?3. the book was_(write) by lu xun.4.the doctor was_(给小女孩做手术).5.the telephone_(发明) in 1876二单选( )1.-look at the sign on the right. -oh, smoking _ here.a .doesnt allow b. isnt allowed c. didnt allow d. wasnt allowed( )2. -will you come to the dinner party? -i wont come unless jim _.a. cant be invited b. was invited c. will be invited d.is invited( )3.most of rice in china in the south。aare grownbis grown cgrow dgrown( )4-linda, you on the phone. -im coming, thank you.a want bare