牛津譯林版八年級下冊 Unit 1 past and present grammar

Unit1PastandpresentLearningAims：

現(xiàn)在完成時的含義2.現(xiàn)在完成時的構成3.與現(xiàn)在完成時連用的時間狀語4.現(xiàn)在完成時過去分詞的構成Task1:Think&findoutLet'senjoysomepictures!Shehaschangedalotsofar.

Sheisafamousstar.Theyhavebeenmarried

for2years.Theyarehusbandandwife.Ihavechanged

alotsofar.

I'manEnglishteachernow.Ibecameateacher2yearsago.Ihavebeen

anEnglshteacher

fortwoyears.(過去的時間點)Ihavebeento

Xinyangonce.

Whataboutyou?Unit1Whataboutyou?

We

learnedEnglish5yearsago.We

havelearnedEnglishsince5yearsago.WehavelearnedEnglishfor5years.〔時間段〕Shehaschanged

alotsofar.到目前為止，她變化很大。Think：？？？我已經在扶溝縣生活14年了?，F(xiàn)在完成時用法1：現(xiàn)在完成時表動作發(fā)生在過去并對現(xiàn)在造成影響?！菜F(xiàn)在和以前不同〕用法2：現(xiàn)在完成時表動作發(fā)生在過去并一直持續(xù)到現(xiàn)在，有可能繼續(xù)持續(xù)下去。IhavebeenaanEnglshteacher

fortwoyears.我已經當了兩年英語老師了。IhavebeentoXinyangonce.

我去過信陽一次。現(xiàn)在完成時用法3：現(xiàn)在完成時表到現(xiàn)在為止某動作發(fā)生了多少次。Canyouworkouttherules?Task2:Discussion現(xiàn)在完成時的構成助動詞have/has+過去分詞(done)Task3:現(xiàn)在完成時的時間狀語◆常與不確定的時間狀語連用，如:already,never,ever,just,yet,before,sofar,inthepastfewyears等,表示“到目前為止〞所發(fā)生的動作.eg:fortwoyearssincetwoyearsago

上一頁下一頁主菜單Canyouworkouttherules?Task3:Let'slearnmore■

I

havealreadywatchedthisTVprogramme(節(jié)目)sincetwohoursago.

■Have

youwatchedthisTVprogrammeyet?

Yes,I

have.

No,I

haven’t.

Hashe/shewatchedthisTVprogrammeyet?

Yes,he/she

has.

No,he/she

hasn’t.When

haveyouwatchedthisTvprogramme?

①陳述句肯定形式。主語+have/has+過去分詞+其它②陳述句否認形式。主語+have/has+not+過去分詞+其它(在助動詞have/has后+not，可縮寫為haven’t/hasn’t)上一頁下一頁主菜單現(xiàn)在完成時的根本句型P12③一般疑問句形式及其答語。Have/Has+主語＋過去分詞＋其它〔將助動詞have/has提前，句末加問號〕肯定答復：Yes,主語＋have/has.否認答復：No,主語＋haven’t/hasn’t.④特殊疑問句形式?！惨蓡栐~+一般疑問句〕

特詞+have/has+主語＋過去分詞＋其它？上一頁下一頁主菜單否認句和疑問句中yet肯定句中alreadyTask4:AguessinggameLet'shaveatry!Whydoes

shelooksohappy?Haveyou___________apictureofher?〔照相〕(take)takenWhyisSunYangsoexcited?Hashe________swimmingrace?〔他已經贏得游泳比賽了嗎〕(win)wonWhyisYaoMingsotired?Hashe______________?〔他睡覺了嗎〕AguessinggameHashe______________histeeth?〔刷牙〕Hashe_____computergames?

(打電腦游戲)Whyishesosleepy?played

Have

you_________upthewater?(喝光)Whyisthecup

empty?drunkHasPresidentObama____withPresidentXiyet?〔談話〕Yes,he____./No,he____.talkedhashasn't規(guī)那么動詞：(1)、一般動詞，在詞尾直接加“ed〞。work---worked---worked,visit---visited---visited

(2)、以“e〞結尾的動詞，只在詞尾加“d〞。live---lived---lived,(3)、以“輔音字母+y〞結尾的動詞，將“y〞變?yōu)椤癷〞，再加“ed〞。study---studied---studied,cry---cried---cried(4)、重讀閉音節(jié)結尾，末尾只有一個輔音字母，先雙寫該輔音字母，再加“ed〞。stop---stopped---stopped,drop---dropped--droppedTask5:過去分詞變化規(guī)那么過去分詞的構成上一頁ABBAAA

ABCABA不規(guī)那么變化P12212345Challengeyourselfp0donatelearnbuyseegethavearedoputam/isflyeatmeetbegincomedraw

I______(lose)mypenjustnow.I______just_____(lose)mypen.〔我剛剛丟了鋼筆〕She_____just_____(buy)abook.She_______(buy)abookjustnow.〔她剛剛買了本書〕上一頁下一頁losthavelosthasboughtboughtI________(do)myhomeworkalready.He_____________(notfinished)hishomeworkyet.____youever_____(be)toBeijing?They_____________(practice)thisdialoguetwice.havedonehasnotfinishedHavebeenhavepracticed用現(xiàn)在完成時態(tài)完成下面的句子：當堂檢測：Ihaven’tseenthefilmyet.●

Ihavedonemyhomeworkalready.Ihaven’tdonemyhomeworkyet.●

Motherhasjustcleanedthehouse.Motherhasn’tcleanedthehouseyet.●

Ihaveseenthefilmalready.1.Haveyoudoneyourhomework______?(for,just,yet)2.Ihave_______beentoChengdu.(ever,never,yet)3.Hehas_______washedthedishes.(already,ever)4.Haveyoucleanedyourroom_______?(for,just,yet)5.Haveyou______riddenahorse?(ever,for,yet)6.Theyhave______arrived.(ever,just,yet)7.Wehavenotcompletedtheproject_______.(already,yet)yetneveralreadyyeteverjustyetWhoisthebigwinner?1.Wehaveseenthatfilmbefore.否認句：___________________________________________________一般疑問句：_____________________________Wehavenot(haven't)seenthatfilmbefore.Haveyouseenthatfilmbefore?Whoisthebigwinner?2.Hehasalreadyfinishedhishomework.否認句：___________________________一般疑問句：________________________________肯定答復：________,he_______.

否認答復：________,he_______.Hehasnotfinishedhis

homework

yet

.Hashefinishedhis

homework

yet?

Yeshas

No

hasn't

1.Remembertoday’scontents.P14

Homewo