九年级unit 9 Section B Period 1 课件

Unit9Whenwasitinvented SectionBperiod1 ByZhangTonghangNo 2MiddleSchool Ruijin lightbulb A What sthis B It salightbulb A Whenwasitinvented B Itwasinventedin1879 A Whowasitinventedby B ItwasinventedbyThomasEdison A Whatisitusedfor B Itisusedforseeinginthedark 1879 ThomasEdison fridge 1862 Harrison keepfoodfresh car 1885 Henry travelfast camera 1975 Rochester takephotos sour酸的 lemon icecream sweet甜的 A Howdoesittaste B Ittastes pepper hot辣的 coffee bitter苦的 A Howdoesittaste B Ittastes sweet tea potatochips crispy脆的 salty咸的 A Howdoesittaste B Ittastes Newwords sour酸的sweet甜的bitter苦的hot辣的salty咸的crispy脆的 Tastes 1 Canyoutellmefivetastes 2 Whichfoodissour 3 Whichfoodissweet 4 Whichfoodisbitter 5 Whichfoodissalty 6 Whichfoodishot sour sweet bitter hot salty orange yogurt apple banana tea coffee salt chips pepper onion yogurt 1763 John England 1492 Columbus America 1885 Johns America SandwicheswereinventedbyJohninEnglandin1763 CococolawasinventedbyJohninAmericain1885 ChocolatewasinventedbyColumbusinAmericain1492 Potatochipswereinventedbymistake TFTheywereinventedin1863 TFThecustomerthoughtthepotatoesweren tthinenough TF4 Thecustomersaidtheyweren tsaltyenough TFGeorgewantedtomakethecustomerhappy TF6 Thecustomerwashappyintheend TF Listenandcircle T fortrue or F forfalse 错误地 足够的薄 Listenagainandcompletethesentences thatpotatochipswereinventedbymistake Potatochips byachefcalledGeorgeCrum Theywereinventedin GeorgeCrumcookedthemforalongtimeuntilthey Andhesprinkledlotsofsaltonthemsotheywere Didyouknow wereinvented 1853 werecrispy reallysalty TheHistoryofPotatoChips 厨师 洒 撒 Homework Writeashortpassageaboutthehistoryofthetelephonewiththeinformationinthefollowingchart TheHistoryofTelephones Telephonesarewidelyusedinourlives Butdoyouknowthehistoryofthetelephone Letmetellyou TelephoneswereinventedinAmer