Unit 4 Information technology Lesson 2 Apps课件-高中英语北师大版（2019）必修第二册

Unit4InformationTechnologyLesson2Apps01Lead-inU4L2tobooktickets/tobookaccommodationtoorderfood/tofinddirectionstolearnalanguage/tochecktheweathertolookforpopularrestaurantstosubscribetonewspapersandmagazines

toaccessfinancialservicesorinstitutions2.Whatappsdoyouoftenuse?3.Whatdoyouusethemfor?Usethephrasesbelowtohelpyoutalkwithyourpartner.Pre-listeningU4L2Beforelisteningtoaninterviewwithanappdeveloper,readthequestionsandpredicttheanswers.Usethekeywordstohelpyou.1.Whyareappssopopular?2.Whataregeneralfunctionsofapps?3.Whatarethedifficultiesindevelopinganapp?4.Whatarethelatesttechnologiesusedinapps?tobecomepowerfultobeusefultomakelifeeasiertosolvereal-worldproblemstoenjoylearningactivitiestofindwhatpeopleneedtousethelatesttechnologyVR(VirtualReality)AR(AugmentedReality)MR(MixedReality)While-listeningU4L2Activity1

Listentoaninterviewwithanappdeveloperandfindout:1.Whyareappssopopular?2.Whataregeneralfunctionsofapps?3.Whatarethedifficultiesindevelopinganapp?4.Whatarethelatesttechnologiesusedinapps?

Becausetheyareusefulandmakelifeeasier.Theyhelpusfindpopularrestaurants,callfortaxis,finddirectionstodifferentplaces,andsoon.Findingoutwhatpeopleneedandsolvingreal-worldproblems.VR(VirtualReality),AR(AugmentedReality)andMR(MixedReality).While-listeningU4L2Activity2

Listenagain.Completetheinformation.

GeneralfunctionsUsesofeducationalappsDifficultiesindevelopinganappfindingpopularrestaurantscallingfortaxisfindingdirectionstodifferentplacesallowstudentstochoosetheironlineteachersandsubjects

accordingtotheirpersonalinterestsandneedsensurethatstudentscanallenjoythesamelearningmaterialsevenwhentheyarenotsittinginthesameclassroomfindoutwhatpeopleneedsolvereal-worldproblemsTapescriptU4L2ThinkandShareU4L2Activity3Trytocreateanappanddescribeitsfunctions.While-listeningU4L2Activity4Listentotheconversationsandanswerthefollowingtwoquestions.(1)WhathelpdoesDadaskforinthefirstconversation?(2)WhathelpdoesBarbaraSmithaskforinthesecondconversation?1.Dadasksforhelpinsettingupanaccountonashoppingapp.Thewomanasksforhelpinfindingoutwhyhergoodshaven'tarrived.While-listeningU4L2Activity5:Listen

andimatate.CompletetheTalkBuilder.

AskingforandOfferingHelpAskingforhelpOfferinghelp1._____________withsth?1.____________downloadingit2.__________setupanaccount.2.Noworries.________withthat3.Ihaven’treceviedthegoods.3.__________________helpyou?_________________andfindout4._______enquireaboutthewhat’sgoingon?orderwiththedeliveryman.4._____________checkagain?5._________anythingesletoday?TalkBuilderCanyouhelpmeoutIcan'tfigureouthowto