初中英语-When was it invented 教学课件设计

Welcometomyclass导言人类的每一次改革都是社会前进的步伐，每一次思想的升华都越来越接近文明。发明使人类由黑暗走向光明。正因为如此，社会离不开发明。让我们一起走向发明的前源吧。Whenwasitinvented?Period1Whenwasitinvented?SectionA-1Whenyousee“invent”,whatdoyouthinkof?Whatinventionsarewidelyusedinourdailylife?inventionscarWhat’sthiscalledinEnglish?TVtelephone

computerThecarwasinvented

beforetheTV.GameA:Ithink…wasinventedbefore…B:Well,Ithink…wasinventedafter….TheTVwasinvented

afterthecar.Thetelephonewasinvented

before

theTV.A:Ithink…wasinventedbefore…B:Well,Ithink…wasinventedafter….TheTVwasinvented

afterthetelep-hone.Thetelephonewasinvented

before

thecomputer.A:Ithink…wasinventedbefore…B:Well,Ithink…wasinventedafter….Thecomputerwasinvented

after

thetelephone.Lookatthethings.Numberthem.A:Ithink…wasinvented

beforethe...B:Well,Ithink…

wasinvented

after...1234Let’smakeconversations.1bListenandmatchtheinventionswiththeyears.____1876____1885____1927____1971dacbA:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1876.Crazyinventionsusedfordancingusedfordrivingandflyingusedforwalkingandsingingusedforlivingandwalkingusedfordrivingintheseausedfordriving2aListenandnumbertheinventions[1–3]intheorderyouhearthem.2132b

Listenagainandcompletethechartbelow.

InventionWhat

isit/aretheyusedfor?shoeswithspecialheels_________thestyleoftheshoesshoeswithlightsseeing_____________hotice-creamscoop________reallycoldice-creamchanginginthedarkservingWhatis/are…usedfor?It’s/They’reusedfor…part2takephotoscuteatwriteridekeepyourselffromtherainopenthedoorcalllookatthetime

Discussyouropinionaboutalloftheinventions,whatdoyouthinkisthemosthelpfulinvention?Imaginethatyouarealoneonatinyisland.choosethreeinventionsyouwouldliketohaveontheislandwithyou.Tellyourgroupwhatyouchoseandwhy.Discuss

Ithinkthemosthelpfulinventionis…

I’dliketohavea…becauseIcould…

It’susedfor…

Ialsowanta…becauseit…

It’simaginationthatmakestheworldcolorfulandpeoplehaveneverstoppedtryingtoturndreamsintoreality.Thousandsofinventionscomeouteveryyear.Socomeon,nextinven-torisyou!Thankyou!Byebye!

beusedfordoingsth.

被用来做某事

beusedtodosth.usedtodosth.

以前常做某事

be/getusedtodoingsth.

习惯做某事

beusedbysb.被…使用练习：(1)伞是用来遮雨的。Theumbrellaisused____________yourselffromrain.(2)我习惯于吃比萨。I_______________pizza.(3)我过去常常在放学后跳舞。I___________afterschool.forkeepingamusedtoeatingusedtodance1.Themachine__________makingshoes.2.Theforeigner__________livinghere.3.Knivescan___________cutapples.4.English__________travelersandbusinesspeopleallovertheworld.5.Treescanbeused___makingpaper.6.Thehamm