瀘教牛津版廣州版七年級下冊Unit-6-Electricity-grammar-教案、導(dǎo)學(xué)案

TeachingPlanUnit6ElectricitygrammarbyChenZihuiMay22,2019Teachingobjectives:Afterthislesson,studentscan:Learnaboutthemodalverbscan,mayandmust.Understandhowtousemodalverbstoexpressourfeelings,questionsandanswers.二、Teachingkeypoint:Positivesentence、negativesentence、Generalquestionsandanswerwith“Can\may\must”.Teachingdifficultpoint:Negativeanswertoageneralquestionof“must”.四、TeachingProcedures:PartILead-inWhatdoyouusuallydoathomeinyourfreetime?Johnnyisahelpfulboy.Today,hewantstohelphisfatherdosomehousework.Leadtomodalverbs:can,may,must.PartIIIntroducethemodalverbsinthislesson.Introducethedefinitionofmodalverbs.Discovertheuseof“can”:accordingtothemodalsentencesDiscussandtheninterviewyourpartneraboutwhathe/shecando.5.Findthedifferencesintheexamplesentencestointroducethemodalverb:may.Theusageandstructureofmay.6.Exercises:Use“may”toaskquestionsaccordingtothesituations.7.Findoutthewrongpartofthesentenceleadto“must”andthenintroducehowtousethemodalverb“must”.8.Discussandthenanswerwhatshouldwedoaccordingtosignsmean.PartIIIGuessingGame：Guessthejobsaccordingtothedescription.PartIV1.SummaryPartVHomework:1.Copytheknowledgepointsonthelearningguideintothetextbook.2.Usemodalverbstomakesomesentenceswithyourpartner.3.Completethepage78oftextbook.Unit6Electricitygrammar導(dǎo)學(xué)案PartILead-in1.Whatdoyouusuallydoathomeinyourfreetime?PartII2.Introducethemodalverbsinthislesson.情態(tài)動詞具有一定的詞義，但不能獨(dú)立存在，須與動詞原形一起構(gòu)成謂語，表示說話人對動作的觀點(diǎn)，如意愿、需要、可能或懷疑等。情態(tài)動詞沒有人稱和數(shù)的變化。3.Discovertheuseof“can”:accordingtothemodalsentences情態(tài)動詞can的用法

can

①beableto“能”，表示能力

Ican/amabletosinganEnglishsong.我可以唱一首英語歌曲。

②表示許可或請求對方允許，意為“可以”

CanIuseyourdictionary?我可以用你的字典嗎？

③過去式：could

我十年前就能做到那樣。Icoulddothat10yearsago.④否定式：cannot=can’t3.Interviewyourpartneraboutwhathe/shecando.Takenoteswith“√”andtryreportingittoothers.MypartnerisXXX.He/Shecan…….Buthe/shecan’t……4.Discussandtellwhatdothesignsmean.PartIII5.GuessingGame：Guessthejobsaccordingtothedescription.PartIV6.SummaryPartV7.Homework續(xù)表：情態(tài)動詞用法否定形式及含義疑問句及回答共同點(diǎn)can①beableto“能”，表示能力②表示許可或請求對方允許，意為“可以”Cannot/can’t(不能)Can+主語+動原+其他？Yes,主語+can.No,主語+can’t/cannot.情態(tài)動詞后要使用動詞原形肯定句：主語+情態(tài)動詞+動詞原形+其他.否定句：主語+情態(tài)動詞否定形式+動原+其他。一般疑問句：情態(tài)動詞+主語+動原+其他？may①表示允許may表示許可或請求對方允許，意為“可以”，相當(dāng)于can。

兩者的區(qū)別在于：表示請求許可時，may更能表示禮貌或敬意。maynot(不可以)—May+主語+動原+其他？Yes,主語+may/can.