Unit2Goodhabits語法精講頻率副詞含義：一般用來表示動作發(fā)生的頻率分類：模糊頻率副詞和精確頻率副詞模糊頻率副詞的用法模糊頻率副詞有：（按照大小順序）百分比alwaysusuallyoftensometimesseldomhardlynever位置：往往放在句子中間1.實意動詞之前2.非實意動詞之后（1.系動詞be后；2.助動詞后（do;does;will；3.情態(tài)動詞后（must;can;may））注意：在答句中，頻率副詞放在助動詞之前。Eg:Doyouoftengothere?---Yes,Ioftendo.sometimes拓展知識1.sometimes在句中的位置任意，可句中；可末尾；可句首2.sometime;sometimes;sometime;sometimes四者區(qū)別sometime:未來或者過去某個時間sometime一些時間sometimes幾次sometimes有時記憶口訣：分開一段時間（sometime）,相聚某個時候（sometime）;分開s是倍數(shù)（sometimes）；相連s是“有時”(sometimes)精確頻率副詞的用法1.精確頻率副詞有：once;twice;threetimes……(從3開始數(shù)字+times)2.使用：onceaday一天一次；twiceayear一年一次 threetimesamonth一個月3次對頻率副詞的提問：用howoften類似howoften的特殊疑問詞1.Howoften:一般是對頻率副詞提問（often;usually;always;twiceaday）Eg:---HowoftendoyouwatchTV?----Everyday.2.howmanytimes:對次數(shù)提問Eg:---HowmanytimesdoyouwatchTVeveryweek?----Twice.3.howlong:對一段時間提問，答句通常30minute;2hours;for+一段時間Eg:Howlongdoyouspendreadingbookseveryday?---Aboutanhour.4.howsoon:通常對將來的時態(tài)提問；翻譯為“還需要多長時間”;通常答句In+一段時間Eg:Howsoonwillyoucomeback？---Inanhour.5.howfar：對距離提問Eg:Howfarisitfromyourschool?----About3miles6.howmuch:對不可數(shù)名詞提問或者對價格提問注意以下情況的辨析：1.答句給的是once;twice;用Howmanytimes2.注意howlong可以=Howmuch+不可數(shù)名詞3.答句是10minutes’walk這種格式，提問用howfar,不是howlongUnit2Goodhabits語法專項練習(xí)一、將頻率副詞填入適當(dāng)?shù)奈恢?.Lisahelpshermomathome.(usually)______________________________2.Jackislateforclass.(never)______________________________3.Hecangotoschoolonfoot.(often)______________________________4.DoesTomoftenplayfootballafterschool?---No,hedoes.(never)______________________________5.Shecanplaythepianoafterschoolattheweekends.(hardly)______________________________6.Heislateforschool.(seldom)______________________________7.Canshegethighmarks?(always)______________________________8.Whatdoesyourfatherdoatnight?(usually)______________________________二、選用sometime;sometimes;sometimes;sometime填空（不限次數(shù)）1.–Howoftendoyougoshopping?---__________.2.______wegototheparktoclimbthehill.3.Wearegoingtohaveameeting_______nextweek.4.Welivedinthecountryfor____________lastyear.5.Iboughtthishat__________lastsummer.6.I’llstayherefor_________.7.Pleasephoneme_________nextweek.8.Ibelievethatwehavemet(已經(jīng)見面)___________before.9.ShehasbeentoBeijing(去過北京)________________.10.Hereadsbooksfor___________.三、單選題1._______TVdoyouwatcheveryday?----Twohours.A.Howmuch B.Howlong C.Howsoon D.Howoften2.____________doesittakeyoutowatchTV?--About40minutes.A.Howmuch B.Howlong C.Howsoon D.Howoften3.----DoesAliceoftenworkuntil(直到)12pm.Everyday?---no,she________.A.doesseldom B.oftendoes C.neverdo D.seldomdoes4.---Ididn’tknowyoutakeacartowork.----Oh,I________takeacar.Butit’srainingtoday.A.hardly B.often C.usually D.always5.He____________hungryafterschool,soheeatsmuchwhengettinghome.A.alwaysis B.often C.isoften D.always6.Wearegoingohaveaparty________nextweek.A.sometime B.sometimes C.sometimes D.sometime7.Sandyissocarefulthatshe____________makemistakes(犯錯誤)inherhomework.A.usually B.often C.always D.seldom8.Ineversleepinclass,butmybrother_________________.A.doesoften B.sometimesdoes C.doessometimes D.hardlydoes9.----_________doyouplaythepianoeverywee？----Threetimes.A.Howoften B.Howlong C.Howmanytimes D.Howmuch10.---_________istheriver?----About500km.A.Howoften B.Howlong C.Howmanytimes D.Howmuch11.---HowoftendoesyoursistersurftheInternet?---About________.A.threetimes Bthreetime C.threetimeseverydayD.threetimesaday12.----MissGaoisverypopularwithherstudents.---Yes.Herclassesare______livelyandinteresting.A.seldom B.never C.sometimes D.always13.---Wereyouoftenlateforschoollastterm?----No,_______.Igottoschoolearlyeveryday.A.Always B.Usually C.Sometimes D.Never14.Isawhim_____________lastsummer.A.sometime B.sometimes C.sometimes D.sometime15.IhavebeentotheUSA________________.A.sometime B.sometimes C.sometimes D.sometime16.---________shallIknowtheanswer?---Sorry,Idon’tknow.A.Howoften B.Howlong C.Howmanytimes D.Howsoon17.---__________musicdoyoulistentointheevening?---Abouthour.A.Howmuch B.Howlong C.Howsoon D.Howoften18.---Johnsingssowell.Hasheeverbeentrained(訓(xùn)練)?-----No.helearnsallbyhimself.He________goestoanytrainingclass.A.usually B.often C.never D.even19.Idon’tknowif(是否)MrGreenwillcometoseeus.---Hewilldoso___________nextyear.A.sometime B.sometimes C.sometimes D.sometime20.Ittookme__________tofinishmysomuchhomework.A.sometime B.sometimes C.sometimes D.sometimeUnit2Goodhabits語法專項練習(xí)答案一、將頻率副詞填入適當(dāng)?shù)奈恢?.Lisausuallyhelpshermomathome.2.Jackisneverlateforclass.3.Hecanoftengotoschoolonfoot.4.DoesTomoftenplayfootballafterschool?---No,heneverdoes.5.Shecanhardlyplaythepianoafterschoolattheweekends.6.Heisseldomlateforschool.7.Cansheal