江苏省南京市江宁区汤山初级中学八年级英语下册 8B Unit 3 Online travel Grammar（1）导学案（无答案） 牛津版

8B Unit 3 Online travel Grammar（1）导学案章、节Unit 3教学内容Grammar第 4 课时课 型 教学目标教学重点To recognize and understand the context for using the passive voice教学难点To become familiar with the function of the word by to indicate the agent who does something导 学 课 程教师复备（学生笔记）一、旧知温故1) What do we use the keyboard for? We use it to _ _(输入) words.2) What do we mouse menu for? We use it to _(选择) one icon screen(屏幕) and _ _(点击) it for more details. 3) What do we use the printer for? We use it for _(打印) e-mails. 4) My new computer is much f_ than the old one.二、新知学习 1) The places are marked in bright purple.(被做标记)2) Get it now before it is sold out.(被售完)3) Those words were written on the clouds just now.(被写) 这几句的主语都是物，翻译为“被-”。句中划线的部分是被动语态的结构。 be + 过去分词其中1)和2）句中用了is和are ： 现在时被动语态3）句用了were ： 过去时被动语态 三、合作探究（改正错误） 1) Educational CD-ROMS is sold in many countries. _ 2) The printer is sold out just now. _ 3) Computer studies taught in our school. _ 4) The computer was restart again by me. _ 5) Did the keyboard connected to the computer properly? _ 6) The new educational CD-ROM was just come out. _四、课堂总结 实际上我们在回答问题时可以用主动也可以用被动语态回答。下面我们看个例句：-我用电脑发送和接受电子邮件。-I use the computer to send and receive e-mails.也可以用电脑做主语，用被动语态。The computer is used to send and receive emails.a. 我们电脑课上教文字处理技巧。We teach word process skills in computer lessons.Word process skills _ _ in computer lessons.b. 他用紫色把已参观的地方做标记。He marked the places he has visited in purple.The places he has visited _ _ in purple.从上可知：1） 一般主语是物用被动语态，但come out 却不能用被动语态。The new educational CD-ROM has just come out.2) 被动语态也有现在和过去之分。现在时被动语态 _过去时被动语态 _五、课堂训练用括号中词的正确形式填空1English _ (spoke) by many people .2The trees _ (plant) by them last spring .3The hospital _ (build) two years ago .4Rice _ (grow) in southeast of China .5Why didnt you go to the concert ? Because I _ (not invite) .6 Did you connect the keyboard to the computer ?-Yes , the keyboard _ (connect) t