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1、Unit1SectionAGrammarFocus-3c人教版七年级下册临县刘家会九年制学校主制教师：郭延宏Canyouplaytheguitar?Let’ssing:B:Icanplaytheguitar.Canyouplaytheguitar?B:Yes,Ican./No,Ican’tFreetalk:A:Whatcanyoudo?GrammarFocusCanyouswim？Yes,Ican.No,Ican’t.Canheplaychess?Yes,hecan.No,hecan’t.CanyouandTomplaychess?Yes,wecan.No,wecan’t.
2、CanJaneandJilldance？Yes，theycan.No,theycan’t.Whatcanyoudo?Icandance.Whatclubdoyouwanttojoin？Wewanttojointhechessclub.观察发现（一）:can后的动词形式有什么特点？Canyouswim？Canheplaychess?Icandance.发现：通过以上例可以看出，can后跟肯定句：主语＋can＋动词原形动词原形观察发现（二）:can随人称变化而变化吗？Canyouswim？Canheplaychess? CanyouandTomplaychess? CanJan
3、eandJilldance？发现：通过以上例句可以看出，can没有人称和数的变化。观察发现（三）:can的否定形式是什么样的？有缩略形式吗？No,Ican’t.No,hecan’t.No,wecan’t. No,theycan’t.发现：通过以上例句可以看出，can的否定形式是，是和的缩写。否定句：主语＋(＋)+动原。can’tcan’tcancannotnot观察发现（四）:can的一般疑问句和特殊疑问句需要借助助动词吗？肯定，否定回答是什么？Canyouswim？Yes,Ican.No,Ican’t. Canheplaychess?Yes,hecan.No,hecan’
4、t.Whatcanyoudo?发现：一般疑问句直接把can,其结构为：+主语+动原？肯定回答：Yes,I/he/she/we.否定回答：No，I/he/she/we.提前CanCan’tcan观察： Whatcanyoudo?发现：特殊疑问句句式：特殊疑问词+一般疑问句？Exercise1.Hecan______(play)theguitar.2.Canyoursister______(draw)?3.IamaChinese.I______(cannot)speakEnglish.4.-Canyou______(play)chess?-Yes,I______.5.-CanJ
5、aneandJill_______(swim)?-No,they_______.Can’tdrawCan’tplaycanswimplayWuJun/speakEnglish/speakChinese__________________________________________________________________________________2.Mike/playbasketball/playtennis____________________________________________________________________________
6、______3aWritequestionsandanswerswiththewordsandphrases.CanWuJunspeakEnglish?No,hecan’t,buthecanspeakChinese.CanMikeplaybasketball?No,hecan’t,buthecanplaytennis.3.JaneandJill/dance/sing__________________________________________________________________________________4.Grace/playsoccer/playv
7、olleyball__________________________________________________________________________________Bill/writestories/tellstories__________________________________________________________________________________CanJaneandJilldance?No,Theycan’t,buttheycansing.CanGracepl
