初中英语第五册Unit 3课件3.ppt

unit3 teenagersshouldbeallowedtochoosetheirownclothes goforitj9 sectiona 1a 2c exercise 同义句转换 theyshouldallowustohavepart timejobs weshouldallowchildrentospendtimewiththeirfriends theteachershouldallowannatofinishthepicture parentsshouldallowchildrentochoosetheirownfriends 被动语态 定义 表示主语是动作的承受者 构成 助动词be 及物动词的过去分词 助动词有人称 时态和数的变化 含有情态动词的被动语态 情态动词 be 及物动词的过去分词 用法 当我们不知道谁是动作的执行者 或者没有必要指出谁是动作的执行者 或者只强调动作的承受者时 要用被动语态 1 规则动词的过去分词 1 一般情况在动词原形后加 ed watch watched 2 以不发音e结尾的加 d practice practiced 3 以辅音加y结尾的 去y变i加 ed study studied 4 以重读闭音节结尾 末尾只有一个辅音字母 先双写该辅音字母 再加 ed stop stopped 2 不规则动词的过去分词 am is are been have has had do done write written go gone thetelephone invent bybellin1876 thetreesmay plant inspring teenagersshouldnot allow todrive english speak incanada mathmust study well we need tolearnenglish exercise finishthesentences listenandcheckwhatkathythinks circle agree disagree or doesn tknow toshowwhatmollythinks grammarfocus homework a doyouthinkteenagersshould b yes ido ithink no idon t ithink sectiona3a sectionb2c pairwork talkabouttherulesinyourfamilywithyourpartners a whatrulesdoyouhaveathome b well i mnotallowedtogooutonschoolnights howaboutyou a i mnotallowedtogooutonschoolnightseither buti readtheconversation thenwritesunfei sandwuyu srulesinthechart usedon tandyoucan talktootherstudentsintheclassandfindthreepeoplewhohavetofollowtheserules writetheirnamesinthechart listentotheconversationbetweenpeterandhisfather matchthesesentenceparts exercise 根据学校的规定补全对话 schoolrulesnotalkinginthelibrarywearuniformdon tarrivelateforclasskeeptheclassroomcleandon tlistentopopmusic a whataretheschoolrules alex b well wearenot1 totalkinthelibrary a i2 idon tthinkanybodycantalkinthelibrary b wemustwearschooluniforms a i3 weshould4 5 tochooseourownclothes b wemustn tarrivelateforclassandwemust6 theclassroomclean a iknow ithinkthat sright b wemustn tlistentopopmusic a 7 wemustn tlistentopopsongs8 theclassroom butwe9 beallowedoutside b i10 thinkthisruleisfair either homework sectionb 3a 4 isouruniformbeautiful isouruniformcomfortable doyouliketowearuniform usefulphrases concentrateon begoodfor keep happygetnoisyeachotheratpresenthaveanopportunityto ingroups talkaboutourschoolrules a whatschoolrulesdoyouthinkshouldbechanged b ithinkweshouldbeallowedtowearourownclothes a what sthereason b wewouldfeelmorecomfortableandthatisgoodforstudying a howaboutyou c idon tthinkso ithinkweshouldgotoschoolinuniform a homework 不允许携带食物及饮料入内 所有观众应衣着整齐 不允许穿拖鞋入内 不允许打开手机 不允许在音乐会期间拍照 不允许在剧院内吸烟 reading reading scanthereadingtofindmoreexamplestoplaceundereachheading withapartner discussthetimeyouspendonschoolworkandonhobbies imagineyouwanttoshowyourparentsthatyoucanmakeresponsibledecisions planascheduletobalancethetimeneededforyourschoolworkandyourhobbies homework putthesephrasesfromthereadin