初中三年级英语上册第三课时课件

《初中三年级英语上册第三课时课件》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Unit6Whenwasitinvented?SectionAPeriod2(3a—3c)AnAccidentalInventionSomethingaboutzipperDoyouknowhowsmall_______changedtheworld?That’sthesubjectformy________.Iwanttointroducethe_____.Itis____agreatinvention____itisoften____inour_________.Zipperscan___________dresses,______,sho

2、es,bags,almosteverywhere.Ihaveseenona______thatthe_________ofdifferentinventionswere______.Thereit______thatthezipperwasinvented___WhitcombJudsonin1893.Butitwasn’tused_______atthattime.Inaround1917,itbecome__________.inventionsschoolprojectzippersuchthatuseddailylivesseenont

3、rouserswebsitepioneerslistedmentionedbywidelypopularbe-Whatwouldyouliketodrinkifyouarethirsty?-I’dliketodrink__________.purewaterteaisbrownandtastesdeliciousWhat’sthemosttraditionaldrinkinChina?Teahasalonghistory.Itwasinventedbyaccident.blacktea红茶greenteamilkteaWhat’sthemost

4、traditionaldrinkinChina?Whatkindsofteadoyouknow?1.Greentea2.Blacktea3.Wulongtea4.Compressedtea（砖茶）5.Scentedtea（花茶）Whataretheeffects(功效）oftea?MakeyoumorebeautifulKeepcancerfromyouHelpyouloseweightMakeyourmindclear……..Whataretheeffects(功效）oftea?MakeyoumorebeautifulKeepcancerfr

5、omyouHelpyouloseweightMakeyourmindclear……..Whenisthebesttimetodrinkteainaday?夏喝绿，冬喝红，一年四季喝乌龙。It’sbesttodrinkteaanhouraftereating.Differentseasons,differentteaWhowasthefirsttodiscoverteaasadrink?AChineserulerShenNong．Listenandanswer.AChineserulerShenNongboil(煮)thedrinkingwate

6、rTheleavesfromateaplantfellintothewaterandremained（留在）thereforsometime.overanopenfire在篝火上produce(产生)anicesmellTheteawasinventedbyaccident.(偶然地)anaccidentalinventionSkimandmatchthemainideawitheachparagraph.Paragraph1Paragraph2Paragraph3LuYuandhisbookChaJingHowteaspreadtoother

7、countriesHowteawasinventedbyaccidentAnAccidentalInventionItwasinventedabout5000yearsago.ItwasinventedbytheChineserulerShenNong.Itwasinventedbyaccident.2.Whowasitinventedby?3.Howwasitinvented?1.Whenwasitinvented?Para1:First,..wasboiling…over…fireSecond,…fellinto…and…remained…

8、Then,…produced…Finally,…tasted…anditwas…Para1.Howteawasinventedbyaccident?F