九年级英语上册 Unit 5 Lesson 30 Science Affects Us课件 （新版）冀教版.ppt

lesson30scienceaffectsus 1 haveyoueverdoneanyinterestingexperiments canyoudescribeoneofthem 2 whatwouldlifebelikewithoutcomputersormobilephones thinkaboutit newwords discoveryaffectsuggestmobilephone presentation n 发现v 影响v 建议n 手机 readl30andfillintheblanks scienceaffectspeople s 1 lives withoutthescientificdevelopmentsofrecentyears ourliveswouldbeverydifferent canyouimaginelifewithoutcomputersor 2 scientific 3 aremakingourlivesbetterandbetter dnaisreallyoneofthemostamazingthingsontheearth manypeoplethinkitwill 4 theworld 1 wangmeididn tenjoylearningaboutdna 2 whodidanexperimentinscienceclassthisweek 3 doeswangmeithinktheexperimenttheydidsoundsinteresting 4 theairpressure ishigherthanthatofthewaterpushingdownfrominsidethejar 5 ialwayswonderwhatlifewouldbelikewithoutcomputersormobilephones 中考题型课堂练 f brian dannyandjenny yes shedoes pushinguponthecardboard 我一直想知道如果没有电脑和手机生活会是什么样子 1 suggestv 建议 提议1 suggeststh tosb 向某人建议某事2 suggestdoingsth 建议做某事3 suggestthat建议 4 suggestionn 建议 languagepoints 2 betterandbetter 这一句型的结构是 比较级 and 比较级意思是 越来越 例如 张家口变得越来越美丽了 zhangjiakouisgettingmoreandmorebeautiful 3 辨析 lie lay lain与lyinglievi 躺 平放过去式lay 过去分词lain 现在分词lyinghewaslyingintheshadeofthetree 他正躺在树荫下 helaydownonhisbed 他躺在床上 lievi 说谎过去式lied过去分词lied 现在分词lyingi msorryiliedtoyou 我很抱歉向你撒了谎 heisalwaystellingalie 他总是说谎 layvt vi放 置过去式laid 过去分词laid 现在分词layinglayitonthetable 把它放在桌上 规则变化lie撒谎自由变化lie是躺lay是放置和下蛋变化与say是一样 youshouldn t tome ialwaysbelieveyou lieb lyingc layd lies a 4 carefuladj 小心的 细心的 becareful comedown 小心 下来 1 小心 theglass don tbreakit 2 小心 thereisacarcominghere 3 tomisac student heoftenmakesmistakesintheexam 点拨 1 填becarefulwith becarefulwith 意为 对 仔细 细心 2 填becareful becareful意为 当心 小心 相当于lookout和takecare 可以在祈使句中单独使用 3 填careless 句意为 汤姆是一个粗心的学生 他经常在考试中犯错误 careless作形容词 意为 粗心的 它与careful意思相反 carelessly作副词 意为 粗心地 它与carefully相反 exercises 单项选择 5分钟 10分 1 bobneverdoeshishomework mary yes hemakeslotsofmistakes a socarefulb ascarefullyasc carefullyd ascarefulas 2 doyouknowthisboy whichboy theone underthebigtree a layb lainc layingd lying 3 howdoyouknowthatshelikessinging ioftenhearher afterclass a tosingb sangc singd sings 4 theystopped buttherewasnomoresound a tolistenb tohearc listeningd hearing 5 myyoungerbrotherisn t totakecareofhimself a enougholdb oldenoughc smallenoughd enoughsmall 1 themanis bad hurt 2 don tbe scary youwillbeok 3 areyouhurt no i mnot injure 用所给词的适当形式填空 badly scared injured 完成句子 5分钟 10分 1 don tworryaboutyourson it s 没什么严重的 2 weneedn t 叫救护车 3 小心 thereissomethingdangerousahead 答案 1 nothingserious2 callanambulance3 becareful 4 he 尽力赶上 theearlybus butitwastoolate 5 don tworryabouthim ican 照顾 him 答案 4 triedtocatch5 takecareof 1 hedidn tagreetogotherewithus he therewithus 2 whydon tyougoswimmingwithme why swimmingwithme 3 grandmatakescareofmysistereveryday grandma mysistereveryd