Unit3TheworldofscienceGrammar課件-高中英語外研版（2019）必修第三冊

Unit3TheworldofsciencePeriod4GrammarShehasfinishedherhomework.Someonehasbrokenthewindow.Activity1DescribethepictureswithPresentperfecttense.表示說話時已經(jīng)完成的動作，而且這個動作的結(jié)果對現(xiàn)在仍有影響Hehastaughtinourschoolfor30years.表示動作發(fā)生在過去，但一直持續(xù)到現(xiàn)在，并且有可能繼續(xù)持續(xù)下去Theenemyhaskilledyou.Youhavebeenkilledbytheenemy.Activity2Comparethesentencesandfindoutthedifference被動1.Iguessyouhavebeenaskedaboutthetitleofyourbookbefore.2.Iguesssomeonehasaskedyouaboutthetitleofyourbookbefore.3.Newinventionslike3Dprintershavebeenusedtomakereplacementheartsandboneparts.4.Peoplehaveusednewinventionslike3Dprinterstomakereplacementheartsandboneparts.找出下面句子的謂語結(jié)構(gòu)，哪些是主動？哪些是被動？被動主動主動TheNewAgeofInventionhasjustbeenpublished.2.In

addition,

importantadvanceshavebeenmadeinmedicineandenvironmentalsciencethankstoincreasingcomputerpower.3.I’vealsobeentoldthatyou’reaninventoryourself.4.NothinglikethishasbeeninventedyetandI’dsay……Lookformoresentenceswiththepresentperfectpassive.現(xiàn)在完成時1.現(xiàn)在完成時謂語結(jié)構(gòu)

主動被動have/hasdonehave/hasbeendone2.常連用的時間狀語有：recently,for+段時間，since+時間狀語(從句)，thesedays,sofar,uptonow,in/during/overthelast/pastfewyears/months/weeks/hours1.表過去開始的被動動作一直持續(xù)到現(xiàn)在.Activity3Explanation:現(xiàn)在完成時的被動語態(tài)HisChinesehasbeenimprovedalotsincehecametoChina.1.表過去開始的被動動作一直持續(xù)到現(xiàn)在.Activity3Explanation:現(xiàn)在完成時的被動語態(tài)Rowling’snovelshavebeentranslatedintomanyforeignlanguagessofar.2)表某被動動作對現(xiàn)在造成的影響或結(jié)果

Theroadhasalreadybeenbuiltformorethanoneyear.happen,takeplace,breakout,belongto,cost,last等不及物動詞或詞無被動語態(tài)。e.g.Greatchangeshavetakenplace

inChinasince1978.1.Rewritetheunderlinedpartsusingthepresentperfectpassive.Withinthenext80years,ourlivesmaybechangedbeyondrecognitionby3Dprinting.Ithasalreadyaffectedmanythingsinourlives,rightdowntothefoodweeat.Forinstance,somerestaurantsinLondonhaveserved3D-printedhamburgerstocustomers.Manythingsinourliveshave3D-printedhamburgershavebeenservedtocustomersinsomerestaurantsinLondon.alreadybeenaffectedActivity4ConsolidationButperhapsthemostsignificantsuccessthatpeoplehaveachievedtodateisinmedicine.

Theyhavemadehumanbodyparts,includingabeatingheart,with3Dprintingtechnology.Anditisnotjusthumanswhoarebenefiting-inBrazil,peoplehavegivenanew3D-printedshelltoaturtleinjuredinaforestfire!Butperhapsthemostsignificantsuccessthathasbeenachievedtodateisinmedicine.Humanbodyparts,includingabeatingheart,havebeenmadewith3Dprintingtechnology.Anew3D-printedshellhasbeengiventoaturtleinjuredinaforestfire!2.ImagineyouareDrMoore.Lookatthepicturesandtellthepoliceaboutthedamageandlosstoyourlab.Usethepresentperfectpassivewhereappropriate.Thewindowhasbeenbroken.Thelockonthedoorhasbeenbroken.Mytwolaptopshavebeenstolen.Beakersandtesttubeshavebeendestroyed.Thebookcasehasbeenopened,andsomefileshavebeentakenawaywhileothershavebeenthrowneverywhere.Therobothasbeendamaged.3.用括號內(nèi)動詞的正確形式填空。1.Thesamemistake_______________(make)manytimes.2.Morethan100famousfilms________________(show)inthecitysinceJuly.3.Forhistenthbirthday,Carlwantedabicyclebut________(give)aguitarbyhisparents.4.Althoughit_______________(play)manytimes,hestilllovesit.

5.Threenewschools_______________(open)inourcityinthepast5years.hasbeenma