Unit+3+The+World+of+Science+Using+language+Present+perfect+passive任务单 高中英语外研版（2019）必修第三册

B3U3TheworldofscienceUsinglanguage—Presentperfectpassive语法感知：①Iguessyouhavebeenaskedaboutthetitleofyourbookbefore.②Theinkhasnotbeenremovedfromtheclothes.③Haven’tyourproblemsbeensolved?④Howmanybuildingshavebeenbuiltinyourschool?Summary:1.以上例句中都使用了______________________()。2.以上例句中第①句是该时态的__________句式；第②句是__________句式；第③句是______________句式；第④句是_____________句式。一、结构肯定式否定式一般疑问式特殊疑问式据提示完成句子Thechildrenhavealreadybeentoldthegoodnews.→Thechildrenthegoodnewsyet.(变为否定句)→thegoodnewsyet？(变为一般疑问句)→thegoodnewsyet？(对thechildren进行提问)二、用法1.现完的被动语态:__________________________________________________，常与already，yet，just，never，recently等副词连用。Themachinehasalreadybeenrepaired.2.表一个被动的动作或状态开始于过去，持续到现在，并可能持续下去，常与for或since引导的时间状语连用，或用于“Howlong...？”句型中Howlonghasthisfilmbeenshown?3.在时间、条件状从中：用现完的被动语态代替将完的被动语态。Youshouldn’tleaveschoolbeforeyourhomework___________________(finish).注：常与现在完成时(_________________)连用的时间状语：____________________________________________________________________________________________________________________________________________________________________________________________________________单句语法填空①Alargeamountofsolarenergy(convert)intoelectricalenergyinthepastfewyears.②Sofarmillionsofpounds’worthofdamage(cause)byastormwhichsweptacrossthenorthofEnglandlastnight.③Since1949，thepeople’slivingstandard(raise)，causingabigriseinpopulation.④Inthepastfewyears，morethan300marineandislandtourismandrecreationalzones(develop)inthecoastalareas，withavarietyofmarinefeatures.⑤Whenandwheretogofortheholiday(notdecide)yet.三、现完的被动语态与一过的被动语态的区别Thebigfirewasputouttwohoursago.Thebigfirehasbeenputout.四、注意事项1.带有双宾语的vt.(give，send，show，tell，lend，promise等)变为被动语态时:Thecompanyhasgivenhimachancetoworkabroadrecently.→He__________________________toworkabroadrecently(bythecompany).→Achancetoworkabroad______________________recently(bythecompany).2.不及物动词(词组)或表状态的动词(词组)_________________________(happen，takeplace，breakout，belongto，cost，last,etc.)(1)将下面的句子变为被动语态①Ihaveaskedhertohelpyou.→Shetohelpyou.②Wehaveplantedmanytreesonthehillinthelast5years.→Manytreesonthehillinthelast5years.③Hehassentmeane－mail.→Iane－mail.→Ane－mailme.(2)单句语法填空④Shakespeare’splayHamlet(made)intoatlea