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Unit7Rulesroundus 1 signs rules Whatarethese Weusuallyusesignstotellaboutrules Wemustkeepquiet inthelibrary Wemustwaitforthegreenlight man ontheroadinthestreet Don twalkonthegrass Wemustn twalkonthegrass inthepark Don trun Wemustn trun intheclassroom Don t Wemustnot mustn t Don tturnright Wemustnotturnright Don tenter Wemustnotenter Don tridebicycles Wemustnotridebicycles Don twalkacrosstheroad Wemustnotwalkacrosstheroad Don t Wemustnot mustn t Lookandread 1 2 3 4 4 1 Wheredowehaverules Doyouknow Wehaverulesintheclassroom 1 2 3 4 4 2 Wehaverulesinthelibrary Wehaverulesontheroad Wehaverulesinthepark Pairwork keepquietleaverubbishclimbthetreesmakeourbedsdrawonourdesksrunacrosstheroadsingloudlyatnighteatordrinkpicktheflowersdrawonourdeskslistentoourteacherswaitforthegreenmanwalkonthegrass inthelibrary intheclassroom inthepark athome ontheroad A Whatmust mustn twedowhenweare B Wemust mustn t whenweare Listenandmatch a b c d e f g h Don twalkonthegrass Don tleaverubbish Don tenter Don teatordrink Don tclimbthetrees Don ttalkloudly Don tturnleft Don trun 1 2 3 4 5 6 7 8 b g d f c h a e Pairwork Lookattheabovesignsagain Inpairs discusstheirmeaningandmakeadialogue S1 WhatdoesSignamean S2 Wemustnot S1 Wherecanwefindit S2 Wecanfinditinalibrary inapark onaroad a b c d e f h g Lookandread Whatdoesthissignmean Wemustnoteatordrink Wherecanwefindit Wecanfinditinalibrary Chooseaplacefrom intheclassroom inthelibrary ontheroad inthepark or athome Writemorerulesforeachplace Writeandsay Rulesin on at Wemust Wemustnot Wemustobeytheserules 本課重要詞組 rulesroundus我們周圍的規(guī)則rulesandsigns規(guī)則和標(biāo)志inthelibrary在圖書館里intheclassroom在教室里ontheroad在馬路上inthepark在公園里walkonthegrass在草地上走playbasketball打籃球leaverubbish扔垃圾waitforthegreenman等候綠燈 本課重要詞組 11 keepquiet保持安靜12 listentoourteachers聽老師講課13 drawonourdesks在課桌上涂畫14 runacrosstheroad跑著過馬路15 picktheflowers摘花16 climbthetrees爬樹17 talkloudly大聲講話18 Don tenter 禁止進(jìn)入 19 turnleft向左轉(zhuǎn)20 mustnot mustn t dosth禁止做某事 作業(yè) 1 大聲跟錄音讀課文和單詞5遍2 家默P45 46頁(yè)詞組 1 intheclassroom library park在教室里 圖書館里 公園里ontheroad在馬路上inthestreet在街道上 Languagepoints wait等待waitfor sb sth等待某人 某物例題 1 Heiswaiting thebusstop 2 Heiswaiting usintheclassroom at for 3 across through cross1 across through都是介詞 都有 穿過 的含義區(qū)別 across 從物體的表面穿過 例如 Wewalkacrossthefield Icanswimacrosstheriver through 從物體的內(nèi)部通過 例如 Theyoftendrivethroughthevillage 小試牛刀 1 Thestudentsran theplaygroundintotheclassroom 2 Ittookthemalongtimetogo theforest 2 across cross都有 穿過 通過 的含義across介詞cross動(dòng)詞cross go walkacross across through 例題 Wemustn twalk theroadwhentheredlightison A overB throughC acrossD by C 4 情態(tài)動(dòng)詞1 特征 有一定的含義 但不能單獨(dú)做謂語 必須和行為動(dòng)詞或系動(dòng)詞連用 Wemustquietinthelibrary Wemustkeep bequietinthelibrary 后接動(dòng)詞原形 無人稱和數(shù)的變化 Hemustfinishthehomework 4 情態(tài)動(dòng)詞2 can的用法 表示能力ShecanspeakEnglish 表示請(qǐng)求或允許 相當(dāng)于 may CanIgonow 肯定回答 Yes youcan 否定回答 No youcan t 3 may的用法 表示 允許 MayIaskyouaquestion 肯定回答 Yes youmay Yes please 否定回答 No youmustn t 4 情態(tài)動(dòng)詞4 must的用法 表示 必須 應(yīng)該 否定句中 mustn t表示 禁止 一般疑問句中 肯定回答用must 否定回答用needn t MustIfinishtheworktoday Yes youmust No youneedn t