Unit3TheInternetDiscoveringUsefulStructures现在完成时态的被动语态课件高中英语人教版.pptx

现在完成时态的被动语态

Itrained.Itrains.Itwillrain.Ithasbeenraining.

Huaweilaunched(发布,上市)Mate20onOct.16th,2018.HuaweiwilllaunchP50PocketSsoon.Huaweihaslaunchedmanysmartphonessince2009.Huaweihasbeenlaunchingsmartphonessince2009.

Thegorillaisstaringatme.Thegorillahasbeenstaringatme.Thegorillahasstaredatmeforawhile.Thegorillastaredatmejustnow.

现在完成时态说明某一动作/行为从之前到现在完成的情况

现在完成Ithasrainedforaweek.Ihavewaitedforyou.我已经等过你了。Myhometownhaschangedalot.我的家乡已经改变了很多。Shehaswrittenanewbook.她已经写了一本新书。

时间标志已经自从...该行为或结果持续了一段时间在...期间到目前为止最近整个上午/月...这些天...在过去的几天/几年中alreadysince+时间点for+一段时间during/over/in+一段时间sofar,bynow,tillnow,uptodaterecentlylatelyallthemorning/monththesefewdaysinthepastfewdays/years

1.Overthelast2,000years,it(代指儒家思想)____________________(continue)toinfluenceChinaandtherestoftheworld.3.Inthepastmanyyears,thegiantpanda________________(drive驱赶)outofthelowlandareaswhereitoncelivedasaresultoffarming,deforestationandotherdevelopment.4.WiththedevelopmentoftheInternet,electronicpayment________________(use)widelytopaybillssofar.hasbeencontinuinghasbeendrivenhasbeenused

现在完成时has/havedone已经...强调某一动作从过去某一时间到现在已经完成。一般过去时did强调某一动作发生在过去某一时间。Ihavevisitedthemuseum(before/forthreetimes/sinceImovedintothiscity).我已经参观过这家博物馆(...)。Ivisitedthemuseum(lastyear,whenIwas18).我(去年/...)参观这家博物馆。现在完成时态与一般过去时态的区别

Iclosedthedoor.Ihaveclosedthedoor.

现在完成时has/havedone已经...强调某一动作从过去某一时间到现在已经完成。过去完成时haddone已经...强调某一动作在过去某一时间之前的一段时间已经完成。Ihavevisitedthemuseum(before/forthreetimes/sinceImovedintothiscity).我已经参观过这家博物馆(...)。IhadvisitedthemuseumforthreetimebeforeImovedhere.在搬到这里之前我已经三次参观这家博物馆。现在完成时态与过去完成时态的区别

“Whatapity!Thebushasalreadyleft!”,saidtheman.Thebushadalreadyleftwhenhearrivedatthestop.

现在完成时的被动语态说