牛津译林版模块三unit1Welcometotheunit.ppt

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

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

3、ingyournosewhenyourmotherwasabouttogiveyouaspoonfulofmedicine?Evenasachildyourealizedthecloserelationshipbetweenwhatyoutasteandwhatyousmell.Ifyourfavoritefoodnolongertastesdelicious,itisusuallyadecreasedsenseofsmellthatistoblame.Thesensesoftasteandsmellareintimatelyl

4、inkedtooneanother.Oftenthelossofonewillresultinthelossoftheother.Ifyournoseisblockedfromacold,youmayfindthefoodistasteless.Apersonwhocannotseeis_____andsomeonewhocannothearis_____.blinddeafWhatwouldhappenifyoulostoneortwoofyoursenses?ReadthepassageonPage1andanswer.1.

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

6、wingpicturesandtrytoanswerthequestions.Whatcanyouseeinthispicture?Doyouseeavaseortwofaces?Whenlookingatthewhitepart,wecanseeavase,buttwofaceswhenlookingattheblackpart.Whichislonger?Actuallythetwolinesareofthesamelength.Howcanyoufindoutwhetherthetwolinesareofthesamele

7、ngth?Wecanmeasurethetwolineswitharulerorusetwopiecesofpapertocoverbothendsofthetwolines.Theansweristhetwolinesarethesamelength.Aretheselinesstraight?Howcanyouprovethatthetwolinesarestraight?Placearulernexttothelinesorusearulertodrawmorestraightlineswhichrunparallelto

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