沪教版-英语-八上-The-present-perfect-tense-课件

英语八年级上Moudle3Unit5EducationalexchangesGrammar

John,cleanyourhandsplease.Mum,Ihavealready(已经)cleanedthem.

presentperfecttensepresent(now)futurepast

Ihavecleanedmyroom.(我已经打扫了我的房间→房间现在干净了)。I

havehad

my

lunch

.(我已经吃过午饭了→

我现在不饿了

)

-Weusethepresentperfecttensetotalkaboutthingsthathappenedinthepastbuthaveaconnectiontothepresentinsomeway.GrammarAThepresentperfecttense

have

has

Readthesesentencescarefullyandworkouttherule1、TheteachershaveintroducedustoChinesepaintingaswell.2、Wehavelearnttousechopsticks.3、Youhavehadmuchsuccess.4、Ihavemadealotoffriends.5、Hehaslosthisbook.Thepastparticiple（过去分词）1、Thepastparticipleofaregularverbisusuallythesameasitspasttense：

(1)一般动词，在词尾直接加“ed”。

workworkedworked,visitvisitedvisited(2)以“e”结尾的动词，只在词尾加“d”。

livelivedlived(3)以“辅音字母

+y”结尾的动词，将"y"变为"i"

，再加“ed”。

studystudiedstudied,crycriedcried(4)重读闭音节结尾，末尾只有一个辅音字母，先双写该辅音字母，再加“ed”。

stopstoppedstopped,dropdropped--dropped2、Thepastparticipleofsomeirregularverbsonpages141and142

1.go→went→gone

4.take→took→taken

2.come→came→come

5.do→

did→

done3.see→saw→seen

6.write→

wrote→

written【中考链接】→如：※HehasbeentoEngland.他去过英格兰。(说明曾经去过)※HehasgonetoEngland.他已经去英格兰了。(说明正在途中或已到目的地)※HehasbeeninEnglandfortwoyears.他已经在英格兰待了两年了（说明现在依然在英格兰）1.区分

have/has

beento（曾经到过某地） have/hasgoneto（已经去某地了）have/hasbeenin(表示在某地待着)thesimplepresenttensethepresentperfecttense123456789youallowyouhaveallowedhegoeshehasgonewearewehavebeenyousingyouhavesungtheyteachtheyhavetaughtIbringIhavebroughtshesitsshehassatwelivewehavelivedheopenshehasopenedWritethewordsinthepresentperfecttense.ExerciseOne肯定式：主语+have/has+过去分词.Ihaveseenthisfilm.

Hehaslosthismathsbook.否定式:

主语+have/has

+

not+过去分词Theyhavenotcomebackyet.

Shehasn’tboughtthatbook.疑问式：Have/Has+主语+过去分词?-Yes,主语+have/has-No,主语+have/hasnot

Haveyouevermadecakes?-Yes,Ihave-No,Ihavenot现在完成时的基本句型：

PositivesentenceNegativesentenceYes/NoquestionAnswerI/You/We/Theyhave

madealotofnewfriends.I/You/We/Theyhavenotmadealotofnewfriends.HaveI/you/we/theymadealotofnewfriends?Yes,you/I/wetheyhave.No,you/I/wetheyhavenot.He/She/IthasmadealotofnewfriendsHe/She/Ithasnotmadealotofnewfriends.Hashe/she/itmadealotofnewfriends?Yes,he/she/ithas.No,he/she/ithasnot.

Thingstoremember:

I/You/We/Theyhave…=I’ve/You’ve/We’ve/They’ve…He/She/Ithas…=He’s/She’s/It’s…havenot=haven’thasnot=hasn’t

ExerciseTwo1.Theyhavefound(找到)thedog.(否定句)→They_______________thedog.2.Tomhasseenthefilm.(疑问句)→________Tom_________thefilm?-Yes,____________.No,____________haven’tfoun