牛津译林版模块三unit1 Welcome to the unit.ppt

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1、Unit1Unit1TheworldofoursensesWelcometotheunitTotalkaboutoursensesandtheimportanceofthemTothinkabouthowtolivewithoutoneortwosensesTopractisestudents’speakingabilityBrainstorming1.Withwhatdoweseeandhear?2.Howdoweknowwhetheradishisdelicious?Howdoweknowthataflowerhasa

2、pleasantsmell?3.Whatdowedowhenwewanttoknowwhetherthewaterinthebasinishotorcold?Wedo…With…Thesenseseeeyessightheartastesmelltouch/feelearshearingtongue/tastebudstastenosesmellhands/feet/skintouchSometimesoursensesaffectoneanother.Canyougivesomeexamples?SensesRememb

3、erholdingyournosewhenyourmotherwasabouttogiveyouaspoonfulofmedicine?Evenasachildyourealizedthecloserelationshipbetweenwhatyoutasteandwhatyousmell.Ifyourfavoritefoodnolongertastesdelicious,itisusuallyadecreasedsenseofsmellthatistoblame.Thesensesoftasteandsmellarein

4、timatelylinkedtooneanother.Oftenthelossofonewillresultinthelossoftheother.Ifyournoseisblockedfromacold,youmayfindthefoodistasteless.Apersonwhocannotseeis_____andsomeonewhocannothearis_____.blinddeafWhatwouldhappenifyoulostoneortwoofyoursenses?ReadthepassageonPage1

5、andanswer.1.Doyouknowhowblindpeoplecanread?Theycanreadbytouchingraiseddotswhichrepresentnumbersandletters.Thissystemiscalled_______.Braille2.Howdothedeafcommunicatewitheachother?Theyusebodylanguageorsignlanguage.However,evenifwehavegoodsenses,theycanstillconfuseus

6、.Lookatthefollowingpicturesandtrytoanswerthequestions.Whatcanyouseeinthispicture?Doyouseeavaseortwofaces?Whenlookingatthewhitepart,wecanseeavase,buttwofaceswhenlookingattheblackpart.Whichislonger?Actuallythetwolinesareofthesamelength.Howcanyoufindoutwhetherthetwol

7、inesareofthesamelength?Wecanmeasurethetwolineswitharulerorusetwopiecesofpapertocoverbothendsofthetwolines.Theansweristhetwolinesarethesamelength.Aretheselinesstraight?Howcanyouprovethatthetwolinesarestraight?Placearulernexttothelinesorusearulertodrawmorestraightli

8、neswhichrunparalleltothetwolines.Thenwe’llknowtheanswer.Arethesepillarsroundorquadrate?Moveornot?Counttheblackdots.Isthewomanrealorinthejigsaw?Howmanype