Unit4AdversityandCourageDiscoveringusefulstructures课件高中英语人教版选择性

Unit4AdversityandcourageThePresentPerfectContinuousTenseDiscoveringUsefulStructuresLead-inWatchthevideoandgraspthebackgroundinformationWhateventisthis?AnexpeditiontoAntarctica.BackgroundInformationEnjoyavideoPayattentiontotheRED

wordsEnjoyavideoThePresentPerfectContinuousTenseIhavebeensearchingforyou.Ihavebeentryingtomakespaghetti.Whathaveyoubeendoing?Ihavebeenlearningtensesforthelast2hours.Ithasbeenrainingsincemorning.Ihavebeenwastingmyenergysincemorning.DefinitionandbasicstructureThePresentperfectcontinuoustensecanbeusedtotalkabouteventsthathappenedinthepastbuttheyaresomehowconnectedtothepresentandtheactionisstillhappening

Have/hasbeendoingIhavebeentryingtomakespaghetti.

Ithasbeenrainingsincemorning.

ThepresentperfectsimpleTense/Presentperfectcontinuoustense1.Theyhaveeatenthepizza.2.Theyhavebeeneatingthepizza.ThePresentperfectTense:have/hasdone

PresentPerfectContinuoustense:have/hasbeendoing

Thesecondsentencesuggeststhatthereisstillpizzaleftnow.Theyhaven’teatenallofthepizzayet.Difference11.Shehasbeenworkingforhours2.Shehasworkedforhours.Thepresentperfectcontinuouscanbeusedtoemphasisetheamountorlengthoftimethathaspassed.whereasthepresentperfectisgenerallyneutral.Difference2Shehaseaten

threepiecesoftoastthismorning.

Thepresentperfect

iscommonlyusedtotalkabouthowmuchorhowmany.Difference3Shecontinuestoseethetherapist.

She'sbeenseeingatherapistShe'sseenatherapist.Hersession(s)havefinished.

Thepresentperfectcontinuousoftenfocusesontheactionitself,whereasthepresentperfect

focusesonthecompletionoftheaction.HaveyouseenthefiImyet?No.Ihaven'tseenityet.Ihavealreadyseenthefilm.Ihaveseenthefilmalready.yet/alreadyDifference3I'vepreparedabigdinner.I'vebeenpreparingabigdinner.Sometimesweusethediferencebetweenthepresentperfectandthepresentperfectcontinuoustotalkaboutdiferentkindsofresultsinthepresentsoyoucancomeover.soallmypansaredirty..Difference4I’vebeengettingupearlytoworkout.Wecanusethepresentperfectcontinuoustotalkaboutsituations

thataren'tpermanent.Thingsthatarenotusual.Idon'tusuallydothis.I_______tojointheexpeditionbutwas___________I_______wentaboardtheshipbutsoonIwas__________ThenIwas_______tostayand_____meals.Theshipwasstuckin______andgot________.We_________mostallofthepersonalbelongingsbutkeep______.Thingsontheislandweregoing_______________.Shackleton_______forSouthGeorgiaIslandto________.FrannkandErnestgiveme_____.Perhapsthereis_______thatwewillreturnhomebeginning

appliedsecretlyturneddowndiscoveredserveallowedcrushedtheiceabanjoabandonedfindhelpfrombadtoworsesetoffhopechancedurationendingSummary16

Apossibleversion:

Assoonasheopenedthedoor,hespottedabigbox.“Thisisforyou!”TomhandedtheboxtoJack,signallinghimtoopenit.Withhiseyesgluedtothebox,Jacktookoveritandthenunwrappedit,hisheartthumpingwildly.“Foams?”hefrowned.Suddenly,everyonepickedupthefoams,putthemontoeachofhisspinesandcouldn’twaittoembracehim.Astonishedandtouched,heclosedhiseyes,enjoyingthewarmthhehadlongedforsincethefirstday.Itwasatthismomentthatheknewhedidgainfriendship.specificverbswith-structurev-ingformadjectivesemphaticsentence(强调句)anactionchainv-ingformspecificverbsDoyouhaveanyhobbiesorinterests?Howlonghaveyoubeenlearning/playing...?Whathaveyoubeendoingrecently?interviewDoyouhaveanyhobbi