Unit6SectionB1a1e教案人教版英语九年级全册

Unit6Whenwasitinvented?SectionB(1a1e)教学课题SectionB(1a1e)核心词汇Importantwords:crispy,salty,sour,customerImportantphrase:bymistake核心句式1.—Didyouknowpotatochipswereinventedbymistake?—Wow,Ididn'tknowthat.Whoinventedthem?2.Thecustomerthoughtthepotatoeswerenotthinenough.3.Finallyheputlotsofsaltonthemsotheyweresaltyenough.技能与策略学习要点1.能够通过听、说学习与食物有关的词汇。2.让学生通过阅读,学会用一般过去时的被动语态描述发明史。教学重难点1.重点单词及短语:sour,bymistake。2.学会用一般过去时的被动语态对更广泛的发明进行描述。教学过程◆Step1WarmupLookatsomedeliciousfood.Askstudentshowtheythinkofthem.设计意图通过课前的一个师生问答互动引入新课的话题;通过图片的展示和语言的描述创设了情境,激发了学生的学习兴趣和表达欲望。◆Step2Talking1a&1bWorkon1a1.Tellstudentsthatthewordsintheboxdescribehowfoodcantaste.Writethemunderthecorrectpictures.Somepictureshavemorethanoneword.(2.Studentsworkwiththeirpartnersandtrytowritesomeproperwordsunderthepictures.3.Letsomestudentsreadtheiranswers.Trytorememberthenewwords.Workon1b1.Letsomestudentsreadtheadjectivewordsinthebox.Makesuretheyallknowthemeaningofeachword.2.Studentsdiscusswiththeirpartners.Trytowritethenamesofdifferentkindsoffoodaftereachadjectiveword.(3.Readthenewwordstogether.◆Step3Listening1c&1dWorkon1c1.T:Showapictureandaskstudents:Doyoulikepotatochips?Howdotheytaste?Doyouknowwhenandhowtheywereinvented?2.Letstudentsreadthesentencesin1c.Makesuretheyknowthemeaningofeachsentence.3.Playtherecordingforthestudents.Listenforthefirsttime.PlaytherecordingagainandjudgethesentencesTorF.4.Checktheanswerstogether.(教学过程Workon1d1.Letstudentsreadthearticlein1dfirst.Tellthemtolistenfortwotimesandfillintheblankswiththerightwords.2.Checktheanswerstogether.(3.Askthestudentstoreadoutthepassage.◆Step4Pairwork1e1.Workinpairs.Makeaconversationabouttheinventionofpotatochips.Usetheinformationin1cand1d.2.Asksomepairstoactouttheirconversationsinfrontoftheclass.◆Step5SummaryHelpthestudentstohaveasummary.◆板书设计bymistakesaltyenoughintheendforalongtime◆课堂练习Ⅰ.单项选择1.Thewomantookmybagmistake.

2.Thegoodnewsmadeallofus.

3.Mylittlesisterisn'ttolookafterherself.

A.youngenough B.enoughyoung C.oldenough D.enoughold4.Thepotatochipshavebeeninthepaperbagforhalfanhour.Theyarenotanymore.

5.—It's9o'clocknow.Imustgo.—It''tleaveitstops.

Ⅱ.用括号内所给单词的适当形式填空1.Ihaveagoodfriend(call)Mike.

2.Thesoupistoo(salt)todrink.

3.Mymotherboughtteneggsandthree(potato)justnow.

4.Heworkedoutthemathproblemby(join)“A”and“B”together.

5.Tonyis(quiet)thanhisbrotherSony.

Keys:Ⅰ.1—5DBCADⅡ◆Step6Homework