Unit 2 語法專題 課件-人教版英語八年級下冊

八下英語Unit2I'llhelptocleanupthecityparks語法專題——動詞不定式動詞不定式的用法Thegirlcouldvisitthesickkidsinthehospitaltocheerthemup.課本原句：這個男孩可以幫助打掃城市公園。Theboycouldhelptocleanthecitypark.這個女孩可以去醫院看望生病的孩子，鼓勵他們。Thegirlcouldvolunteerinanafter-schoolstudyprogramtoteachkids.這個女孩可以在一個課后學習項目當志愿者，教小孩。動詞不定式的構成todo動詞不定式的用法作主語Tohaveagoodsleepisveryimportantforourhealth.謂語不定式結構做主語擁有好的睡眠對我們的健康非常重要。作表語Mydreamistobeateacher.系表結構我的夢想是成為一名老師。動詞不定式的用法作賓語IplantogohikingthisSaturday.謂語不定式結構作賓語作賓語補足語Sheinvitedmetogotoherbirthdayparty.謂語賓語不定式結構作賓語補足語作定語He'stheonlyonetogetthere.動詞不定式的用法作狀語Igotupearlytocatchtheearlybus.不定式結構作目的狀語動詞不定式的用法特殊疑問詞+動詞不定式Couldyoupleasetellmehowtodoit？不定式作賓語補足語Andydoesn’tknowwhattowear.不定式作主語Howtodealwiththeproblemisthemostimportanttous.不定式作賓語動詞不定式的常見搭配decidetodosth.

決定做某事Andydecidedtoworkthere.plantodosth.計劃做某事Imisetodosth.

承諾做某事Andyplannedtogoonapicnicthisweekend.refusetodosth.拒絕做某事Thechildrefusedtoeatthepotatoes.動詞不定式的常見搭配agreetodosth.同意做某事Andy’sparentsagreetolethergooutwithherfriends.forgettodosth.忘記去做某事Iforgotclosingthewindowsthismorning.forgetdoingsth.忘記曾經做過某事Iforgottoclosethewindowsthismorning.我今天早上忘記關窗了。（窗沒有關）我忘記我今天關了窗。（窗關上了但是“我”忘記了）動詞不定式的常見搭配tellsb.todosth.告訴某事做某事Ourteachertoldusnottoswimintheriver.advisesb.todosth.建議某事做某事AndyadvisedmetolisteningtomusicwhenIfeltupset.expectsb.todosth.期待謀某人做某事Myparentsexpectmetogetgoodgradesinthefinalexam.鞏固練習題：用所給單詞的適當形式填空：Parentsshouldalwaystelltheirkids___________(nottalk)withstrangers.—Sam,don’tforget____________(return)thebooktothelibrarytomorrow.—OK,Iwon’t.3.Wesetupthisgroup____________(help)disabledpeoplelikeBenSmith.4.—Canyoucometomybirthdaypartytonight?—Yes,I’dloveto.ButIhavetofinish______(do)myEnglishhomeworkfirst.nottotalktellsb.nottodosth.告訴某人做某事toreturnforgettodosth.忘記做某事tohelp不定式結構作目的狀語doingfinishingdoingsth.完成做某事鞏固練習題：5.Mr.Zhouisgoodatcookingandhehasdecided__________(open)hisownrestaurant.6.Suepractices__________(play)theviolinhardandoftengiveswonderfulperformances.7..It’snecessaryforus___________(learn)Englishwell.

toopendecidetodosth.決定做某事playingpracticedoingsth.練習做某事tolearnIt’s+形容詞+forsb.+todosth.8.MrWuhasrecommendedmanybooks.Haveyoudecidedwhich______(read)first？9.Itoftentakesmetwohours______(do)myhomeworkintheevening.10.Youshoulddowhatyoucan____________(improve)yourEnglish,LiMing.toread特殊疑問詞+todotodoIttakessb.+時間+todosth.

花某人多長時間去做某事

toimprove不定式結構作狀語11.I’dlovetogohikingwithAndy,butIhavemuchhomework______(do).12.Itwasraining.Myfatheraskedme___________(take)raincoat.13.Youneed__________(make)studyplanfirst.todo不定式結構作賓語補足語totakeasksb.todosth.要求/叫某人做某事tomakeneedtodosth.需要做某事14.

Mary

is

so

sad.

We

have

to

do

something______________(cheer)herup.15.Tomisahumorousboyandhealwaysmakeus_________(laugh)16.Myparentsdon’tallow__________(go)outwithmyfriendsatnight.17.Jane,Johnneedshelp.Let’s________(help)him.tocheer不定式結構作定語laughmakesb.dosth.使某人做某事使役動詞+動詞原形togoallowsb.todosth.允許某人做某事helpletsb.dosth.使某人做某事使役動詞+動詞原形18.Mymothergetsupearlyeverymorning__________(make)breakfastforme.19.Iwoundnevergiveupthe