Unit 12 Life is full of the unexpected.Section B 3a-3b;Self Check 课件(共35张PPT) 人教版英语九年级全册.pptxVIP

Unit12Lifeisfulloftheunexpected.SectionB3a-3b;SelfCheck

Lead-inT:ImadedumplingslastSunday.Ihadhurtmyhandwithknifebefore12a.mlastSunday.IhadhurtmyhandwithknifebeforeImadedumplings.Ss:过去完成时的构成：__________________过去完成时表示：______________________过去完成时常与_______________等引导的时间状语连用。

timePlaceIncidentTheWorldTradeCenterwashitbyaplaneFebruary22,2011EarthquakeSeptember11,2001InNewYorkstorytimeInNewZealand

SpeakingBythetime…When…

Bythetimeheranoutside,thebushadalreadyleft.

Bythetimethepolicemangottotheshop,Tomhadrunaway.

MyunexpectedlunchImadedumplingslastSunday.Ihadhurtmyhandwithknifebefore12a.mlastSunday.过去某个时间过去某个时间之前

Ihadhurtmyhandwithknifebefore12a.mlastSunday.Myunexpectedlunch过去某个动作之前IhadhurtmyhandwithknifebeforeImadedumplings.过去某个时间之前S(主语)+had+done+其它

1.过去完成时的构成：_____+___________2.过去完成时表示：____________________________________________________________________3.过去完成时常与______________________等引导的时间状语连用。had过去分词when,before,bythetime过去某一时刻或动作之前已经发生或完成的动作。Thepastperfecttense

过去完成时的判断依据:由“过去的过去”来判定。过去完成时表示“过去的过去”，先发生的动作用过去完成时，后发生的动作用一般过去时。例：WhenIgottothestation,thetrainhadalreadyleft.当我到车站时，火车已经离开了。Afterhehadfinishedhishomework,hewenttobed.完成作业后他就去睡觉了。

IHeSheWeYouTheyplayed...finished...shoppedplannedcriedstudiedread...made...beforedinneryesterday.bytheendofschoolday.whenbeforebythetimepasttimepastactionsbdidsthsthhappenedThepastperfecttenseused...moved...had(not)

3a

3b

Samplewriting:MyluckydayIwillalwaysrememberthedateFebruary28,2014.Thiswastheluckiestdayofmylife.WhenIwokeupthatmorning,theskywasverydark.Itooktheearlybusasusual.AssoonasIarrivedatschool,itstartedtorainveryheavily.Manystudentswerelateandwereallwetwhentheygottoschool.

ButIwasn’tbecauseIcaughttheearlybus,Iwouldhavebeenlateand