人教版高二英语选修7配套课件：Unit 3.ppt

成才之路 英语 路漫漫其修远兮吾将上下而求索 人教版 选修7 通用本 underthesea unit3 dolphins 海豚 arenotfish butwarm bloodedanimals theyliveingroups andspeaktoeachotherintheirownlanguage inthiswaytheyarelikeotheranimals suchasbeesandbirds butdolphinsareverydifferentfromalmostalllandanimals itsbrainisnearlythesamesizeasourown andtheylivealongtime atleasttwentyorthirtyyears likesomeanimals dolphinsusesoundtohelpthemfindtheirwayaround theyalsomakethesesoundstotalktoeachotherandtohelpthemfindfood wenowknowtheydonotusetheirearstoreceivethesesounds butthelowerpartofthemouth calledthejaw strangely dolphinsseemtolikeman andforthousandsofyearstherehavebeenstoriesaboutthedolphinanditsfriendshipwithpeople thereisastoryaboutsailorsinthe19thcentury inadangerouspartoftheseaoffthecoastofnewzealand theylearnttolookforadolphincalledjack from1871to1903jackmeteveryboatintheareaandshowedittheway thenin1903apassengeronaboatcalledthepenguinshotandwoundedjack herecoveredandfornineyearsmorecontinuedtoguideallshipsthroughthearea exceptforthepenguin today somepeoplecontinuetokilldolphins butmanycountriesintheworldnowprotectthemandintheseplacesitisagainstthelawtokillthem 文章大意 本文讲述了海豚这种热血动物 除了具有其他动物的特征之外 它还和人类一样 有感情 1 dolphinsaredifferentfrommanyotheranimalsinthatthey a liveingroupsb havelargebrainsc arewarm bloodedd havetheirownlanguage答案 b细节理解题 由第一段最后两句 butdolphinsareverydifferentfromalmostalllandanimals itsbrainisnearlythesamesizeasourown andtheylivealongtime atleast 可知正确答案为b 2 whichofthefollowingdoesthedolphinusetohelpitfinditswayaround a itsnose b itsears c itsmouth d itseyes 答案 c细节理解题 由第二段最后一句 wenowknowtheydonotusetheirearstoreceivethesesounds butthelowerpartofthemouth calledthejaw 可知 c项正确 3 whydidthesailorsoffthecoastofnewzealandlookforjack a hewaslonelyandlikedtobewithpeople b theyenjoyedplayingwithhim c hewasseriouslywounded d theywantedhishelp 答案 d推理判断题 由第三段的 inadangerouspartofthesea intheareaandshowedittheway 可推知他们需要jack为他们带路 故d项正确 4 bytellingthestoryofjackthewriterwantstoshowthat a dolphinsarefriendlyandcleverb peoplearecrueltoanimalsc