Unit6课时3SectionA（GrammarFocus-4c）（导学案）英语人教版2012九年级全一册.docxVIP

Unit6Whenwasitinvented?

SectionA(GrammarFocus4c)导学案

班级：

学生姓名：

科目：

授课教师：

学习目标

1.掌握常用词汇及句型:fridge;low;somebody;allofasudden等;能够准确地将主动语态与被动语态进行句式转换。（学习理解）

2.正确理解和使用一般过去时被动语态结构；理解并识别被动语态的特殊情况(双宾语、主动表被动等)。（运用实践）

3.通过一般过去时主动语态与被动语态的对比，能总结出转换规律和结构,并建立相关知识之间的联系。（迁移创新）

学习

重难点

掌握一般过去时主动语态变被动语态结构：was/were+done+by+其他；

区分被动语态特殊用法(双宾语、短语、主动表被动等)，能正确运用被动语态。

课前预习

一般过去时的被动语态

1.结构：

一般过去时的被动语态表示主语是过去某个动作的承受者，谓语动词由“_________________________”构成。

2.句型：

(1)肯定句：主语+_____________________________+其他.

例句：_______________________________________________________________.

纸是中国人在二千多年前发明的。

(2)否定句：主语+_____________________________+其他.

例句：_______________________________________________________________.

这些书没有按时归还。

_________________________________________________________

课堂探究

Leadin

1.First,Greettheclass

2.LetSswatchavideoabout“passivevoice”

3.Presentstheparisonaboutactivevoiceandpassivevoice.

4.Talkaboutthefollowinginventionsusingthepatterns:

5pletethesentencesaccordingtotheChineseandpictures:

Grammar

1.GrammarFocus.AskFocus.AskSstoreadthesentencesinaloud.

2.HaveSsfocusonthetwosentences.

3.LeadstudentsthinkabouthowtoturntheActiveVoiceintoapasttense.

4.GetSsreadthesentencesinGrammarFocusagain,observeandfindoutthepassivevoice.What’sitsform?whatdothesesentencehaveinmon?

5.ShowsomesentencesandleadSstoanalysisthestructureofthem.

6.Listsomespecialsituationsaboutpassivevoice.

Practice

Production

1.AskSstoreadthesentencesin4aandrewritethesentencesusingthepassivevoice.

2.Workon4b.pletethesentenceswithcorrectformsoftheverbsinthebox.

3.Workon4c.Decidewhetheractiveorpassiveformsshouldbeusedinthesesentence.Writethecorrectformsintheblanks.

随堂练习

一、根据句意及首字母提示完成句子

1.Pleaseputthefoodintothef____________tokeepitfresh.

2.Itwasunluckythatthousandsofpeoplediedinthee____________.

3.Whenthebellr____________,everyonerushed