Unit8知识点总结人教版九年级英语全册

人教版英语九年级上册Unit8语法知识点✅ItmustbelongtoCarla.belongto属于must

【1】表示“肯定”，“一定”，表示肯定推测。否定式:can't【2】表示“务必”，“必须”。否定式：needn't或don'thaveto【mustn't】表示“禁止”，“严禁”如：ThisbookmustbeAnna's.这本书一定是安娜的。否：Thisbookcan'tbeAnna's.这本书说不可能是安娜的。Wemustfinishtherestoftheprojectinthreedays.我们务必要在三天之内完成剩余的项目。否：Weneedn't/don'thavetofinishtherestoftheprojectinthreedays.我们不必在三天之内完成剩余的项目。Youmustn'tplaywithfireoryouwillhurtyourself.严禁玩火，否则你会伤到你自己。✅popmusic流行音乐softmusic轻音乐classicalmusic古典音乐rockmusic摇滚音乐✅Whosebookisthis?

ItmustbeMary's.J.K.Rollingisherfavoritewriter.whose,“谁的”，表示物品之间的所属关系。回答1：【belongto】+所属人回答2：【名词所有格】，名字+'sWhoseshirtisthis?ItshouldbeMike's.ItshouldbelongtoMike.✅might,could，can't,must⏺️might,“有可能”，表推测,不用于疑问句⏺️could,“有可能”，表推测，可用于肯定句，否定句和疑问句⏺️must,“一定”，表推测⏺️can't,“不可能”，表推测✅find（v.）找到【强调结果】lookfor寻找【强调过程】Ican'tfindmykeys.

Imightlosemykeys.我找不到我的钥匙，我可能弄丢了。✅attendaconcert参加音乐会✅Doyouhaveanythingvaluableinyourschoolbag?➡️anythingvaluable贵重的物品注意【不定代词】+形容词的位置关系，一定是不定代词在前，形容词在后。Ihavesomethingimportanttotellyou.我有重要的事情要告诉你.Ispentmybirthdayyesterday,nothingspecial.昨天我过了生日，没啥特别的。✅Soitmightstillbeinthemusichall.所以它可能还在音乐厅.➡️might表示“有可能”✅Soitcan'tbestolen.所以它不可能被偷。➡️can't表示“不可能”✅Socoulditstillbeatthepark?所以它可能还在公园吗？➡️Could表示有可能,可以用于疑问句。might不能用于疑问句✅Ithinksomebodymusthavepickeditup.我认为一定有人捡到它了。➡️musthavedonesth.一定做了某事，表示对过去的肯定推测。否定形式：can'thavedone.sth.不可能做过➡️pickup捡到，捡起，接，接某人✅Almosteveryoneknowseachother几乎人人都互相认识了解。➡️eachother互相✅

Mywifethinksthatitcouldbeananimal,butmyfriendsandIthinkitmustbeteenagershavingfun.我妻子认为有可能是一种动物，但是我朋友和我认为一定是孩子们在玩耍。✅nextdoorneighbor隔壁邻居✅Ithinkitwastoobigtobeadog.因为他太大了，不可能是一条狗。➡️too+adj.+to...“太....而不能....”✅Maybeitwasabearorawolf.也许它是一只熊或者一头狼。➡️maybe【adv】=perhaps,大概，也许，经常用于句首➡️区分maybe,may是情态动词，“可能是”Maybeyouarewrong.=Youmaybewrong.你可能错了。✅uneasy（adj.）担心的，不安的，和worried意思相近✅Theremustbesomethingvisitingthehomesinourneighborhood.Theremustbesomeoneknockingatthedoor.✅goaway消失，离开✅Thenoisemakerishavingtoomuchfuncreatingfearintheneighborhood.➡️toomuch+不可数名词，“太多....”hearsb.doingsth.听到某人正在做某事（正在进行）hearsb.dosth.听到某人做某事（全过程）✅Ifeelsleepy.我感到很困。➡️sleepy（adj.）区分⏺️asleep（adj.）睡着的⏺️sleep（n.）（v.）睡觉fallasleep进入梦乡gotosleep睡觉✅连词so表示结果as/because/since表示原因but/however/though表示转折notonly....butalso...不但...而且...or或者...when/while当....时候（同时发生）练习：1.ChenWeiisn'tatschooltoday________heistakingarobotpetitioninShanghai.A.so

B.because

C.before

D.if2.OurChineseteacherdidn'tgotobed________hefinishedhisworklastnight.A.if

B.until

C.since

D.because3.Astupidmantellsawomantoshutup,whileawisemantellsherthathermouthisquitebeautiful________itisclosed.A.unless

B.since

C.when

D.though4.Ourworldwillgetbetterandbetter________eachofuslivesagreenerlife.A.before

B.if

C.though

D.until5.Iamreallyproudofmygroup________we'realwaysdiscussingandsharingstudysecretstogether.Howimportantthegroupworkis!A.because

B.thoughC.unless6.ThetrafficpolicemantookawayJim'sdriver'slicense________hebrokethetrafficrulesofdrunkdriving.A.though

B.because

C.till

D.and7.Yourhearingwillbebadlyhurt________youalwayslistentomusicbyearphone(耳机)．A.whether

B.whereC.if8.Youwillsucceedfinally________yougiveuphalfway.A.if

B.unless

C.eventhough9.—Didyouwinthegameyesterday?—Notreally.________wealltriedourbest,welostit.A.If

B.ThoughC.Unless10.Sheislisteningtomusic________heisdoinghishomework.A.after

B.before

C.while答案：BBCBA

BCBBC✅Stonehenge，arockcircle,isnotonlyoneofBritain'smostfamoushistoricalplaces,butalsooneofitsgreatestmysteries.巨石阵是一个岩石圈，它不仅是英国最著名的历史遗迹之一，也是英国最大的谜团之一。➡️historical（adj.）历史的区分：historic（adj.）历史著名的historian（n.）历史学家➡️oneofthe+最高级，“最...之一”✅pointout指出✅Theythinkthestonescanpreventillnessandkeeppeoplehealthy.他们认为石头能够预防疾病，使人们保持健康。➡️prevent预防➡️keephealthy保持健康✅Somethinkitmightbeaburialplaceoraplacetohonorancestors.

Othersthinkitwasbuilttocelebrateavictoryoveranenemy.有些人认为这可能是一个埋葬地或是一个纪念祖先的地方。其他人认为它是为了庆祝战胜敌人而建造的。➡️Somethink....othersthink....一些人认为....另一些人认为....➡️others表示【泛指】，theother表示【特指】，one...theother...一个....另一个....（指两者）✅alongperiodoftime很长一段时间题目练习（一）根据首字母或汉语提示，完成下列句子。1.Iplannedtoa________aconcertyesterdaybutmyticketdisappeared.2.AstrangemancamewhileIwashavinga________(野餐)，butsoonIcouldn'tfindhim.3.Thesedays，somethingunusualishappeninginourtown.We'rereallynervousbecauseeverynightwehearstrange________(噪音)outsideourwindow.Itmadeusnotsleepwellatnightandfeels________duringtheday.4.MyclassmatesandIhavefounda________(粉红色的)walletontheplayground.Wediscussaboutw________walletitis.5.I'mreallyworried，becauseIlostanancientcoin.Itisvery________(有价值的).6.I'mondutytoday.SoIwenttoschoolearlierthanbeforetocleantheclassroom.Buttomysurprise，theclassroomwasveryclean.________(某人)hascleanedit.Iwonderedwhodidit.7.Therehavebeenstrangecrop________(圆圈)ontheearthformanyyears.It'ssoamazing！Allourclassmateswonderhowtheyappear.（二）根据语境用

might，could，can，must，can't

填空。1.Ican'tfindmyconcertticketandIwasanxious.MymothersaidI________leaveitatschoolbutforgottobringithome.ButInevertookthetickettoschool，soit________beatschool.2.Thismorningsomeonehelpedmecleantheclassroom，butIdon'tknowwhodidit.Ithinkit________beLinTao.Heiswarm－heartedandalwayshelpstheclassmates.ButIdidn'tseehimthismorning.Someonetoldmethathewasillathometoday.Soit________behim.Then，it________beWangLin.Heismybestfriend，andhe________helpmecleantheclassroom.Iaskedhimandhesaidhedidn'tdothat.Ifeltconfused.3.Somestudentsthinkthewallet________belongtoMaria.ButIthinkit________beMary'sbecausethereisaphotoofJayChouinthewallet.AndshelikesJayChouverymuch.（三）根据首字母或汉语提示，完成下列句子。1.Wenow________(知道)whatwashappeningintheneighborhood.Fromnowon，thereisnomoremysteryoutofthewindow.2.Nowthemysteryis________(解决).Peopleinourtowncansleepwellandfullofenergyduringtheday.3.Allina________，westilldon'treallyknowhowstrangecropcirclesappeared，andmightneverknow.Butwedoknowtheremustbesom