北师大版《初中英语》八年级
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Unit2CommunicationLesson4（第二课时）bysmellbysoundbybodylanguagethewaysthepurposesmadsoundsubjectmadsoundsubjectmadsoundScientistshavedonealotofresearchonsubject(adj.)1.angry2.crazy1.(n.)somethingthatyoucanhear2.(v.)toseemtoyouwhenyouhearorreadaboutthem(n.)1.athingthatisdiscussedorstudied2.anareaofknowledgethatislearnedinaschoolDictionaryentriesCanyouanswerthesequestions?1Howdoscientistsstudyanimalcommunication?2Whathavescientistsdonewithmicesothattheycanhelppeople?3Arepeopleinterestedinanimalcommunicationnoworforalongtime?Howdoyouknow?Theyhavedonealotofresearchonthissubject.Theyhavetrainedmicetofindlandmines.Peoplehavealwaysbeeninterestedinanimalcommunication.foralongtimeCanyouanswerthesequestions?Theyhavedonealotofresearchonthissubject.Theyhavetrainedmicetofindlandmines.Peoplehavealwaysbeeninterestedinanimalcommunication.foralongtimebeganinthepastbeganinthepastnowTheyhavedonealotofresearchonthissubject.Theyhavetrainedmicetofindlandmines.Peoplehavealwaysbeeninterestedinanimalcommunication.Theyhavedonealotofresearchonthissubject.Theyhavetrainedmicetofindlandmines.Peoplehavealwaysbeeninterestedinanimalcommunication.Findmoresentencesinthetext.havedonehavetrainedhavealwaysbeenDogshavehelpedthepoliceforalongtime,too.Scientistshavediscoveredthatevenantsusesmell.Everyonehasheardbirdssinging.Researchhasshownthatmanyotheranimalsusesoundtocommunicate.Animalshavealwaysusedbodylanguagetocommunicateaswell.现在完成时发生在过去，持续到现在或对现在有影响。Scientistshavediscoveredthatevenantscommunicatethisway.Everyonehasheardbirdssinging.现在完成时主语+助动词+过去分词I/You/We/TheyHe/She/It________________learnedsaidseenbeenhashavehavehasbeenishasbittenbarkshavefoundtakesince7yearsago1Shehasalwayslovedanimals.2Hehasneverhadapet.3Mollyhasbeenmypetfor10years.4IhavehadapettortoisesinceIwastenyearsold.Doyouhaveanypets?Haveyoueverwatchedananimal?Howdotheycommunicate?HomeworkPleasewritedownwhatyouknowaboutanimalcommunication.Thankyou!
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