Unit+4+Section+A+(3a-3c)+ 人教版英语七年级下册

Unit4

Don’teatin

class!SectionAGrammarFocus-3cFreetalkWhatcanyoudoatschoolorintheclassroom?Whatcan’tyoudo?arrivelateforclass

=belateforclassB:No,wecan't.Wecan’tarrivelateforclass.A:So,don’tarrivelateforclass.A:Canwearrivelatefor

class?B:No,wecan’t.Wecan’tfight.A:So,don’tfight.A:Canwefight?A:Canweeatintheclassrooms？

dininghallB:No,wecan’t.Wecan’teatintheclassrooms.Wecaneatoutside.We

haveto

eatinthedininghall.A:

So,don’teatintheclassrooms.1.不要在楼道里跑。______________________________2.不要打架。____________________3.有什么规则？______________________________4.我们必须按时上课._______________________________阅读GrammarFocus部分，完成下列句子。Don’tfight.Don’truninthehallways.Whataretherules?Wemustbeontimeforclass.GrammarFocus5.我们可以在教室里吃东西吗？

_____________________________

不能。但我们可以在餐厅里吃东西。________________________________________________________________6.我们可以在上课的时候带帽子吗？_____________________________Canwewearahatinclass?No,wecan’t,butwecaneatinthedininghall.Canweeatintheclassroom?7.他在学校里必须穿校服吗？__________________________________

是的，必须。/不，不必。_______________________________8.你们必须做什么？_______________________________9.在图书馆里我们必须保持安静。

_________________________________Yes,hedoes./No,hedoesn’t.Doeshehavetowearauniformatschool?Whatdoyouhavetodo?Wehavetobequietinthelibrary.MsClark:Peter!_________inthehallways.

Peter:Sorry,Ms.Clark.Mr.Smith:Amy,_________intheclassroom.

Amy:Oh,sorry,Mr.Smith.Fillintheblanks.这些句子是________。Don'trundon'teatMr.Smith:Hey,Mike,_____________________inclass,Mike!

Boy:Hecan'thearyou,Mr.Smith.don'tlistentomusic一般在什么情况下会用祈使句？祈使句1.Don'tarrivelateforclass.Youmustbeontime.(P19)2.Don'tfight.(P19)3.Pleasebequiet.Thebabyissleeping.4.Weartheschooluniform.5.(You)Goandtellhim,Chris. 6.Lookout!Danger! Readthesentencesandpayattentiontothewordsinblue.祈使句一般用于上级对下级，长辈对晚辈之间，表示命令、劝说或警告，也可表示请求。通常省略主语you，句末用感叹号或句号。为使祈使句更委婉、有礼貌，可在祈使句开头或末尾加please。祈使句有哪些常用的句型呢？1.肯定句：•Let

mehelpyou.•Let's

playtennis.•Be

agoodboy!•Bequietinthelibrary.•Openthedoor,please.③Let型：②Be型：①Do型：祈使句的常见句型结构：肯定句一般以动词原形开头，无时态和数的变化。动词原形(+宾语)+其他.Be+表语+其他.Let+宾语+动词原形+其他.•Notalking.•Neverbelateagain!•Don'tlethimgoback.•Lethimnotstandintherain.•Don'tforgetme.④

其他类型的否定祈使句：③Let型的否定式：①Do型的否定式：2.否定句：No+V-ing/名词！Never代替Don't来加强语气。②Be型的否定式：

•Don'tbelate.

•Don't

beafraid.Don't+let+宾语+动词原形+其他.Let+宾语+not+动词原形+其他.Don't+be+表语+其他.Don't+动词原形(+宾语)+其他.1.Please_______

_______inthe

library,Peter.2.

_______

_______inthemusicroom.3.No

_________intheriver.4.Lethim

_____________________overthere(在那里).5.

_______takeyourdogthere.It'snot

allowed(允许)togetin.根据图片提示，填入适当的词语完成下面的祈使句。be

quietDon't

eatswimmingnot

play

soccerDon'tLibraryRulesDon’ttalk.____________________________________________________3a

Writetherulesfortheschoollibrary.WritingDon’tlistentomusic.Don’teatordrink.Don’ttakephotos.方法指导：1.由图示可知都是一些禁止类的祈使句。2.可知应用“Don’t+动词原形”NO+doing句子。Notalking.Bequiet.Nolisteningtomusic.Noeatingordrinking.Nophotos.Discussandmakerulesforthecomputerroominyourschool.slipper(鞋套)ComputerRules_____________________________________________________________________________GroupworkReportComputerRules_______________________________________________________________________________________________________________________________________________________________________________Wemustbequietinthecomputerroom.Don’teatordrinkinthecomputerroom.Don’truninthecomputerroom.Wearslippersinthecomputerroom.Cleanthecomputerroomeveryday.Thereisnothinginthefridge.I ________goshoppingnow. It'sverywarm.You______________wearthecoat.  havetodon'thaveto根据所给提示用must,

haveto,

can的恰当形式填空。-_____wewearhatsinschool?-Yes,wecan.CanWe_______protectourenvironment.mustUsethewordstomakequestionsabouttherules.Thenwriteanswersaccordingtoyourschool.3bP21Canwelistentomusicinthehallways?Canwewearahatintheclassroom?No,wecan't.No,wecan't.Doeshehavetoeatinthedininghall?Yes,hedoes.Makeupfivecoolrulesforyourdreamschool.Shareyourruleswiththeclass.YourclassmatesvotefortheCoolestSchool!3c1.Wecaneatinclass.2.Wedon’thavetocometoschooleveryday.3.…Let’stalkaboutyourlibraryrules.A:Wehavealotofrulesinthelibrary.B:Really?Whataresomeoftherules?A:

Wecan’t___________.Wehaveto_______.Wec