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Module5

GreatPeopleandGreatInventionsofAncientChinaTheFourGreatInventionsofAncientChinapapermakinggunpowercompassprintingLead-ininventionsDateofinvention12345silkclockpaperprintingtoothbrush3200BC1092AD105AD868AD1498AD105AD1498AD1092AD3200BC868ADListeningActivity1Whatinventionsarementionedinthelisteningmaterial?Matchthedateswiththeinventions.

Chinahasgiventheworldmanyimportant________.Togiveanexample,itisthecountryinwhichsilkwasfirstinvented.Silkwasmadethereaslongagoas3200BC.Chinese________grewmulberryleavesbecausetheyknewthatacertainkindofcaterpillaratethem.TheChinesedidnottellotherhowsilkwasmadeandothercountries________alotforthissoft,strong________.inventionsfarmerspaidmaterialsActivity3-listenandfillintheblanks.silkSuSongwasaneleventhcentury________aboutwhomverylittleisknown.However,wedoknowthatin1092ADheinventedthefirstreal________.Forthefirsttimeever,itbecamepossibleto________thetime.Inthe________acopywasbuiltandthiscopycanbeseentodayinBeijing.monkclocktell1950sclockTheysaythatamancalledCaiLunmadepaperfromthe________ofatreeinabout105AD.Ifso,heisamanofwhomChinacanbe________.Paperwasaveryimportantinventionbecauseitwascheapandpeoplecould________tobuyit.Beforethattime,writershadusedexpensivematerialssuchassilk.Theinventionwasimmediatelysuccessful.However,paperdidnot________toothercountriesforanother500years.barkproudaffordspreadpaperPrintingwasinventedinChinaasearlyas868________.Thebookinwhichprintingfirst________wascalledtheDiamondSutra.Withprinting,itbecamepossibletoproducemany________atthesametime.In1041AD,a________calledBiShenginventedatypeofprintthatcouldmove.Itwasnotuntil1454thatthefirstbookwasprintedinEurope.ADappearedcopieschemistprintingThefirsttimethatwehearofarealtoothbrushisinaChinesebookof________AD.Thistoothbrushcouldcleanteethquicklyandwell.Thetoothbrushonlyreached________intheseventeenthcentury,whenitquicklybecameverypopular.1498EuropetoothbrushActivity31.Whatbecamepossiblewhenthefirstrealclockwasinvented?2.Whypaperwasaveryimportantinvention?

3.What’stheimportanceofprinting?4.Whatcouldthistoothbrushdo?1.Forthefirsttimeever,itbecamepossibleto_______________.2.Becausepaperwascheapandpeoplecould_______________it.3.Withprinting,itbecamepossibleto___________________atthesametime.4.Thistoothbrush_______________quicklyandwell.tellthetimeaffordtobuyproducemanycopiescouldcleanteethQ:Doalltheinventionsonlydogoodtohumanbeings?Dotheyhaveanybadeffects?discussionArethesmartphonesgoodorbadtoushighschoolstudents?

ReasonsGood1.2.

Bad1.2.writingInourclass,thereare____studentswhoagreethatthesmartphoneisanangel.Thereasonsareasfollows.First,______

.Besides,.However,therestdisagreewiththem.Theysaythat

.Inaddition,.AsfarasIamconcerned,

.

Asweallknow,mobilephoneshaveplayedanimportantpartinourdailylife.Infact,therearebothadvantagesanddisadvantages.Generallyspeaking,itiswidelybelievedthatthereareseveralpositiveaspectsasfollows.First,mobilephonescanletuscommunicatewithothersconveniently.Andsecondly,wecansearchfortheinformationthroughthemobilephone.Justasapopularsayinggoesthateverycoinhastwosides,ithasdisadvantages.Tobeginwith,somestudentsplaythecomputergamethroughthemobilephoneallthetime.Inaddition,somestudentstalkaboutloveaffairsthroughthemobilephone,whichmakesthemfarbehindothersinstudy.Inmyopinion,themobilephoneshouldbeagood

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