期末复习（Units 1~8）重点语法100题 -2024-2025学年译林版七年级英语下册

初一英语期末复习(Unitsl-8)重点语法100题

模块导航

目录

一、ui单元语法：基数词和序数词1

二、U2单元语法：一般将来时4

三、U3单元语法：冠词和地点方位介词6

四、U4单元语法：基数词和序数词8

五、U5单元语法：形容词作定语/表语和情态动词can/could/may11

六、U6单元语法：复合不定代词及感叹句15

七、U7/U8单元语法：一般过去时20

考点剖析

一、U1单元语法：基数词和序数词

1.一Howlongistheswimmingpool?

一Itis.

A.50-metrelongB.50metreslong

C.50metres5longD.50-metre-long

2.—Whatshouldwedonow?

一Pleaseturntopageandlookatpicture.

A.twelve;thefifthB.twelfth;thefifthC.twelve;afifthD.thetwelfth;thefive

3.Kateischildinherfamily.Herbrotherisyearsolderthanher.

A.two,twoB.thesecond,secondC.thesecond,twoD.asecond,two

4.Readtheinformationbelow.WhichoneisRIGHTaccordingtothechart?

NancyJohnDaniel

Subjects6812

Clubs324

Freetimeeachday4hours3hours1hour

A.Nancystudiesthemostsubjectsofthethree.B.Johnisinthemostclubs.

C.DanielhasmorefreetimethanNancy.D.JohnhaslessfreetimethanNancy.

5•Iwasbornon.

1

A.Augustfifth,nineteenseventy-sixB.fifthAugust,nineteenseventy-six

C.Augustthefifth,nineteenseventysixD.Augustthefifth,nineteenseventy-six

6.GrainRain（谷雨）oftenstartsinApril,themonthoftheyear.

A.secondB.thirdC.fourthD.fifth

7.Therea"helpinghands^^atourschoolhallontheafternoonoftheofMay.

A.isgoingtobe;ninthB.willbe;nineth

C.isgoingtohave;ninethD.willhave;ninth

8.Oceanscoveraboutoftheearth?ssurface,sowecalltheearththe“BluePlanet”.

A.one-thirdB.two-thirdsC.one-fourthD.two-fifths

9.一Whattimeisitnow?

-Lookattheclock.It's.

A.aquarterpastsevenB.aquartertosevenC.aquartertoeightD.aquarter

pasteight

10.Thefamoussingerhassoldtenrecordsandpeopleliketolistentothemverymuch.

A.millions;millionofB.million;millionsof

C.millions;millionsofD.million;millionof

二、U2单元语法：一般将来时

11.Theytotheparktomorrow.Whataboutyou?

A.goB.goesC.aregoingD.went

12.Joininmoreactivities,andyoumorefriends.

A.madeB.makeC.havemadeD.willmake

13.一Itisveryhothere.

一OK.Ithewindowandthedoor.

A.openB.amopeningC.willopenD.opens

14.TonytheGreatWallwithhisclassmatesnextSunday.

A.visitedB.visitsC.willvisitD.isvisiting

2

15.-Willhisparentsgotoseethefilmtomorrow?

—No,,

A.theyshallnotB.theyaren'tC.theywon?tD.theydon't

16.一Itisveryhothere.

-OK.I________thewindowandthedoor.

A.openB.amopeningC.willopenD.opens

17.Lookattheblackclouds.Ithinkit_______soon.

A.rainsB.isgoingtorainC.torainD.israining

18.—WhyisMikelookingforwardtothisweekend?

一Becauseheandhisfriendstheirfavoriteteamplaybasketball.

A.watchB.watchingC.watchedD.aregoingtowatch

19.-ThereafootballmatchbetweenourschoolandNo.lMiddleSchoolnextweek,isn'tthere?

-Yes,wecangotheretocheerforourteam.

A.willbeB.willhaveC.isgoingtobeD.isgoingtohave

20.I'msohappy.BecausethereabigshowofmyfavouritesingeronTVtonight.

A.isgoingtohaveB.aregoingtobeC.isgoingtobeD.willhave

三、U3单元语法：冠词和地点方位介词

21.-Excuseme.Couldyoupleasetellmewheretheplaygroundis?

-Ifstheeastoftheschool,theclassroombuilding.

A.to;inthefrontofB.on;infrontofC.in;infrontofD.in;inthefront

of

22.InthemovieNezha2,whenNezhastoodonthefierywindwheel（风火轮）highinthesky,helookeddownat

thevillagehim.There,peoplelivedahappylife.

A.overB.underC.aboveD.below

23.Youdon'thavetowearuniformtoday,buttakeumbrellawithyou.It'sgoingtorain.

A./;anB.an;aC.a;anD.the;a

24.Mysisterisgirl.

A.aneight-year-oldB.aneight-years-oldC.aeight-year-oldD.a

eight-years-old

25.Sheboughtaninterestingbookyesterday.bookisaboutanimals.

3

A.AB.AnC.TheD../

26.Sandylives_____herschool.Sosheoftenwalkstoschool.

A.nexttoB.aboveC.outsideD.under

27.Hearrived________BeijingontheeveningofJuly27th.

A.toB.inC.onD.at

28.一Jack!Howis________film?Yousawitlastnight.

一Youmean________one,TheSoundofMusic?Thafswonderful.

A.a;theB.the;aC.the;theD.a;a

29.Look!Thereis________elephantoverthere.Ithasalongnose.

A./B.anC.aD,the

30.Nickcan'tplay______baseball,buthecanplay______piano.

A.the;/B./;theC.the;theD.a;/

四、U4单元语法：基数词和序数词

31.Mydreamistobecomeascientist.Whatis________?

A.youB.yourC.yoursD,yourself

32.一Whosebikeisthis?Don'tputithere.

——Oh,ifsnotmine.Ifs________.

A.herB.sheC.hersD,herself

33.Thebookdoesn'tbelongto________.It's________.

A.me;herB.mine;hersC.me;hersD,mine;her

34.Thisisaphoto_________MrWang'sfamily.

A.ofB.inC.onD.to

35.Ifeelterriblyhot.Whafsthe________?

A.temperatureofroomB.room'stemperature

C.roomtemperatureD.temperatureofroom's

36.一Isyourhomefarfromschool?

一No,ifsonlyabout________.

A.10minute'swalkB.10minutes9walkC.10minuteswalkD10minutewalk

37.一Hi,Jack!Arethese________shoes?

一No,________areunderthebed.ThesemustbeLily's.

4

A.your;IfsB.my;YouC.your;MineD.mine;Yours

38.Chinaisonwaytoastrongcountryinscienceandtechnology.

A.her;becomingB.my;becomeC.her;becomeD.my;becoming

39.一Isthisaphotoof?

-Yes.Heisreading.Itisreallyagoodhabitoftoreadbooksbeforegoingtobed.

A.yourcousin's;himB.yourcousin;him

C.yourcousin's;hisD.yourcousin;his

40.Tomorrowwillbethefourteenthbirthday.Allthefriendsofwillgototheparty.

A.twins';theirsB.twin's;theirsC.twins';theirD.twins';they

五、U5单元语法：形容词作定语/表语和情态动词can/could/may

41.一Excuseme,youshowmethewaytotheJiajiaHotel?

一Sorry,Iamnewhere.

A.shouldB.mustC.couldD.may

42.—WhoseEnglishbookisthis?

-It________beLily's,butI'mnotsure.

A.mightB.can'tC.mustD.need

43.Thatthingteachesmetokeep________.

A.silentB.silentlyC.quietlyD.safely

44.一Wow,thefishsmellsso________!

一Keepitawayfromourcat.Itcansmellthings_______.

A.good,goodB.well,wellC.good,wellD.well,good

45.Idon'tthinklittlegirlscanunderstandtherules.

A.suchaB.soaC.soD.such

46.Whatanmatchitis!Wbarealltoseeourfavouritefootballnlavers.

A.exciting;excitingB.excited;excited

C.exciting;excitedD.excited;exciting

47.You'dbettertakeanumbrellawithyou.________theweatherforecastisn'tthataccurate（准确的），andthere

________araintonight

A.Maybe;maybeB.Maybe;maybe

C.Maybe;maybeD.Maybe;maybe

5

48.—Itakeaseathere?

-No,youcan't.Theseatsareonlyfortheoldandchildren.

A.MayB.MustC.WillD.Should

49.youpleasehelpmemakeaflyerforWorldWildlifeDay?

A.CouldB.ShouldC.MustD.Need

50.——Ifstoohot.Iswiminthelakenearourhome,mum?

一No,you.It'ssodangerous.You'dbettergototheswimmingpool.

A.Could;couldn'tB.Need;mustn'tC.Must;needn'tD.Could;can't

51.-webringourmobilephonestoclass?

-No,wecan't.Wemustkeeptheminthelocker.

A.CanB.MustC.NeedD.Should

52.一Peter,youplaythepiano?

——No,Ican't,butIcanplaytheguitar.

A.shouldB.canC.mustD.need

53.TheywerealsotoseeChristianliveinAfrica.

A.happy；freeB.happily；freeC.happily；freelyD.happy；freely

54.Itis.Itissnowingnow.

A.snow;hardB.snowy;hardlyC.snowy;heavilyD.snow;heavily

55.Thechildrenareaboutthecolourfulactivities.

A.exciteB.excitesC.excitedD.exciting

56.EmmaisinEnglishverymuch,andshecanspeakEnglish.

A.interesting;perfectlyB.interesting;perfectC.interested;perfectD.interested;

perfectly

57.Pleasekeepthebookbecauseitisyourbook.

A.own;yourselfB.yourself;ownC.own;ownD.your;own

58.Tigersareanimalsandpeopleareafraidtogonearthem.Nowtigersareandneedour

help.

A.danger;dangerousB.dangerous;indangerC.indanger;dangerousD.

dangerous;danger

6

六、U6单元语法：复合不定代词及感叹句

59.一Canyoufinishtheexercisestonight?

-Yes,ofcourse.candothem.Theyaresoeasy.

A.SomeoneB.NobodyC.AnyoneD.Anything

60.unforgettableadventurethestudentshadlastweekend!

A.HowB.WhatC.WhataD.Whatan

61.—enjoyableweatheritistogocycling!Wouldyouliketogowithme?

—!Lefsgotogethernow.

A.What;GoodideaB.Whata;Ofcourse

C.Whatan;NoproblemD.How;Don'tworry

62.beautifulplaceYunnanis!interestingthetalkis!

A.How;WhatB.What;HowC.Whata;HowD.How;Whatan

63.Thequestionisverydifficult.ofthemcananswerit.

A.NoneB.EveryoneC.NooneD.Anyone

64.一Makesuretoputbackinitsproperplacewhenyoufinishusingit.

一Thanksforyourreminding（提醒）.

A.somethingB.anythingC.everythingD.nothing

65.Ifshardtomakeadecisionbecausehashisorherownstrengths.

A.someoneB.anyoneC.everyoneD.noone

66.-Mum,it'smyturntomakeaspeechaboutlandscapes.I'malittleafraid.

一Oh,myhoney!Notisabomspeaker.Practicemakesperfect.

A.anybodyB.everybodyC.somebodyD.nobody

67.isperfect,butwecanworkhardtobeabetterperson.

A.AnybodyB.EverybodyC.EveryoneD.Nobody

68.Itishardtodescribemovingorexcitinglivemusiccanbe.

A.howaB.howC.whataD.what

69.greatteamwork!Theywonthe100x4swimmingrelayrace.

A.WhataB.HowaC.HowD.What

70.youhelpedmaketheevent!

A.WhatagreatsuccessB.Whatgreatsuccess

C.HowagreatsuccessD.Howgreatsuccess

7

71.finedayitis!Lefsflykites.

A.WhataB.WhatC.HowD.Whatan

72.—excitingthenewsreportis!

-Yes.Itshowsusthebeautyofthenaturalwonders.

A.HowB.WhataC.WhatanD.What

73.Mycomputerworks.There5swrongwithit.

A.well;somethingB.good;anythingC.good;somethingD.well;

nothing

74.Thereis________interestingtoreadinthemagazine,soIputitdown.

A.somethingB.anythingC.everythingD.nothing

75.Theydon'thavetodo,sotheydecidetoplaygamestogether.

A.importantsomethingB.somethingimportant

C.importantanythingD.anythingimportant

76.Thereiswithmycomputer.Iwillhavemyunclerepairitthisafternoon.

A.wrongsomethingB.somethingwrongC.nothingwrongD.wrongnothing

77.-DoyouknowBaiSuzhenandXuXian?

一Ofcourse.inZhenjiangknowstheirstory.

A.NobodyB.EveryoneC.SomeoneD.Noone

78.-Listen!issingingnextdoor.

一ButIcan'tsee.Maybeitisthevideo.

A.Everyone,someoneB.Someone,anyoneC.Anyone,anyoneD.Anyone,

someone

79.-MissZhao,couldyoupleasetellmehowIcanimprove（提升）myself?

一Oneofthebestwaysistoplayagainstwhoisstronger.

A.someoneB.anythingC.everyoneD.noone

80.Pleaselistentotheteachercarefully.Shehastotellus.

A.importantsomethingB.importantanythingC.somethingimportantD.anything

important

七、U7/U8单元语法：一般过去时

81.IthebustoschooleverydaywhenIwasinprimaryschool.

8

A.takeB.amtakingC.tookD.willtake

82.WhenI________12yearsold,Ioften______—toseemovies.

A.was;wentB.was;goC.am;goD,were;went

83.I________toschoolbybikelastyear,butnowIoften________toschoolonfoot.

A.go;goB.went;goC.go;wentD.went;went

84.Manypeople________shoppinginthesupermarketyesterday.

A.goB.goesC.wentD.isgoing

85.Lastweekend,Kangkang________avolunteeractivitytocleanupthepark.

A.joinB.joinsC.joinedD.joining

86.—Howdeliciousthecakeis!

一Thanks.Mymother________itlastnight.

A.makesB.makingC.madeD.make

87.Ibmusually________TVonweekends,buthe________abooklastweekend.

A.watches;readB.watched;reads

C.iswatching;isreadingD.willwatch;willread

88.Mrs.Wang________somedishestotheZhaofamilyyesterday.

A.bringsB.broughtC.bringD.bringing

89.Hisdoglastweekandhismadehimverysad.

A.died;dieB.death;diedC.died;deathD,dead;death

90.一LiYanghaschangedsomuch.

Yeah,he________beshy,butnowheisactive.

A.usedtoB.isusedtoC.wasusedtoD,gotusedto

91.Smokesignals________messagesbyancientChinesesoldiers.

A.usedtosendB.wereusedtosend

C.wereusedtosendingD.usedtosending

92.ItoreviewforthetesttodaysoIabadgrade.

A.forget;getB.forgot;gotC.forget;gotD.forgot;get

93.WhichofthefollowingisCORRECT?

A.Sam'sideawassoundinggreatatthattime,soweallagreed.

B.Itwasabeautifulday.Thesunwasshiningandthebirdssang.

C.Lastyear,IoftensawJohnplaycomputergamesinhissparetime.

D.Yesterday,mymotherdidn'tagreemylittlesistertogototheparkalone.

94.-Lookatthesign.Youcan'tparkyourcararoundhere.

—C)h,I'msorry.I_________that.

A.don'tseeB.won'tseeC.didn'tseeD.amnotseeing

95.-_________yourfatherinterestedinfootball?

-No.Buthereally_________itmanyyearsago.

A.Is;likesB.Was;likesC.Is;likedD.Was;liked

96.一WheredidyougolastSunday?

-I________tothecommunitycenterwithmyfriends.

A.goB.goesC.wentD.going

97.Theteacher________tothestudentsabouttheactivityyesterday.

A.talksB.talkedC.talkingD.totalk

98.Shefinishedherhomework,________abook,andstartedreading.

A.takesB.tookC.takingD.take

99.YesterdayIdidn'tgotothezoo.Instead,I________tothesciencemuseumwithJim.

A.goB.wentC.amgoingD.willgo

100.Thehenfiveeggslastweek.Wheredidyouthem?

A.lay;layB.laid;layC.laid;lieD.lay;laid

-sUI单元语法：基数词和序数词

1.一Howlongistheswimmingpool?

—Itis.

A.50-metrelongB.50metreslong

C.50metres9longD.50-metre-long

【答案】B

【详解】句意：一这个游泳池有多长？一它50米长。

考查长度表达方式。50-metrelong表达错误；50metreslong50米长；50metres'long表述错误；

50-metre-long50米长的。根据题干可知，问句询问物体的长度，答句需回答具体的长度，表达方式为“数

词-单位一形容词”，metre意思是“米”，为可数名词，在本题中需用复数形式，故选B。

10

2.一Whatshouldwedonow?

一Pleaseturntopageandlookatpicture.

A.twelve;thefifthB.twelfth;thefifthC.twelve;afifthD.thetwelfth;thefive

【答案】A

【详解】句意：——现在我们应该做什么？——请翻到12页，看第五张图。

考查数词。twelve十二，是基数词；fifth第五，是序数词；five五，是基数词；twelfth第十二，是序数词。

第一空表示页数，用page+基数词，因此用twelve；第二空特指第几张图片，用序数词，前面加the。故选

A。

3.Kateischildinherfamily.Herbrotherisyearsolderthanher.

A.two,twoB.thesecond,secondC.thesecond,twoD.asecond,two

【答案】C

【详解】句意：凯特是家里的第二个孩子。她哥哥比她大两岁。

考查数词。two二；thesecond第二个，the+序数词；second第二；asecond再一。根据"Kateis...childinher

fhmily.”的语境可知，此处表示顺序，应用序数词thesecond；根据“Herbrotheris...yearsolderthanher.”的语

境可知，此处她哥哥比她大两岁，应用基数词two。故选C。

4.Readtheinformationbelow.WhichoneisRIGHTaccordingtothechart?

NancyJohnDaniel

Subjects6812

Clubs324

Freetimeeachday4hours3hours1hour

A.Nancystudiesthemostsubjectsofthethree.B.Johnisinthemostclubs.

C.DanielhasmorefreetimethanNancy.D.JohnhaslessfreetimethanNancy.

【答案】D

【详解】句意：阅读下面的信息。根据图表，哪一个是正确的？

考查数字运算。根据表格中的信息“Freetimeeachday”可知，三个人中Nancy的空闲时间最多，其次是John,

最后是Daniel,所以John的空闲时间比Nancy少。故选Do

5.Iwasbornon.

A.Augustfifth,nineteenseventy-sixB.fifthAugust,nineteenseventy-six

C.Augustthefifth,nineteenseventysixD.Augustthefifth,nineteenseventy-six

11

【答案】D

【详解】句意：我出生于1976年8月5日。

考查日期表达。英语中日期通常表达为“月日，年”，日通常加上定冠词the。月日的表示方法是：月+the+

序数词；1976年表达为：nineteenseventy-sixo故选D。

6.GrainRain（谷雨）oftenstartsinApril,themonthoftheyear.

A.secondB.thirdC.fourthD.fifth

【答案】c

【详解】句意：谷雨通常在一年中的第四个月——四月开始。

考查序数词。second第二；third第三；fourth第四；fifth第五。April“四月”，是一年中第四个月。故选C。

7.Therea"helpinghands^^atourschoolhallontheafternoonoftheofMay.

A.isgoingtobe;ninthB.willbe;nineth

C.isgoingtohave;ninethD.willhave;ninth

【答案】A

【详解】句意：五月九日下午在我们学校礼堂有“援助之手”。

考查therebe结构和序数词。therebe结构的将来时态为therewillbe/thereisgoingtobe；此处表示日期，the

后用序数词，nine的序数词形式为ninth。故选A。

8.Oceanscoveraboutoftheearth,ssurface,sowecalltheearththe“BluePlanet”.

A.one-thirdB.two-thirdsC.one-fourthD.two-fifths

【答案】B

【详解】句意：海洋覆盖了地球表面大约三分之二，所以我们称地球为“蓝色星球工

考查分数的表达。根据"Oceanscoverabout...oftheearth'ssurface”和常识可知，海洋约占地球表面的71%,

接近三分之二。故选B。

9.—Whattimeisitnow?

-Lookattheclock.It's.

A.aquarterpastsevenB.aquartertosevenC.aquartertoeightD.aquarter

pasteight

【答案】C

12

【详解】句意：——现在几点了？——看看时钟。现在七点四十五了。

考查时间的表达方法。aquarterpastseven七点十五分；aquartertoseven六点四十五分；aquartertoeight

七点四十五分；aquarterpasteight八点十五分。根据图片可知，目前是七点四十五。故选C。

10.Thefamoussingerhassoldtenrecordsandpeopleliketolistentothemverymuch.

A.millions;millionofB.million;millionsof

C.millions;millionsofD.million;millionof

【答案】B

【详解】句意：这位著名歌手已经卖出了一千万张唱片，成千上万的人非常喜欢听他们的歌。

考查数词million的用法。million百万，与具体数字连用时，习惯上用单数；不与具体数字连用，表示不

确定的泛指数时，则不仅要用复数而且要后接介词。f,构成短语“millions。？表示“成千上万的”。根据第一

空数词“ten”可知用单数；第二空没有具体数字，millionsof符合句意，故选B。

二、U2单元语法：一般将来时

11.Theytotheparktomorrow.Whataboutyou?

A.goB.goesC.aregoingD.went

【答案】C

【详解】句意：他们明天要去公园。你呢？

考查动词时态。根据"tomorrow”可知，本句时态为一般将来时，gotothepark“去公园"，begoingtodo”将

要做某事”。故选C。

12.Joininmoreactivities,andyoumorefriends.

A.madeB.makeC.havemadeD.willmake

【答案】D

【详解】句意：多参加活动，你就会结交更多朋友。

考查动词时态。根据"Joininmoreactivities”可知，结交朋友发生在参加活动之后，应用一般将来时(willdo),

故选D。

13.一Itisveryhothere.

-OK.Ithewindowandthedoor.

A.openB.amopeningC.willopenD.opens

【答案】C

【详解】句意：——这里很热。——好的。我马上打开窗户和门。

考查动词的时态。根据"Itisveryhothere.”可知，打开窗户和门发生在说这句话的将来，应用一般将来时，

13

故选Co

14.TonytheGreatWallwithhisclassmatesnextSunday.

A.visitedB.visitsC.willvisitD.isvisiting

【答案】c

【详解】句意：托尼下星期天将和他的同学们一起去参观长城。

考查时态。根据"nextSunday”可知，此处表示将来的事情，应用一般将来时。故选C。

15.-Willhisparentsgotoseethefilmtomorrow?

—No,.

A.theyshallnotB.theyaren'tC.theywon'tD.theydon't

【答案】c

【详解】句意：——他的父母明天会去看电影吗？——不，他们不会的。

考查一般疑问句和时态。根据助动词“will”可知，句子为一般将来时，否定答语用主语+wont故选C。

16.一Itisveryhothere.

一OK.Ithewindowandthedoor.

A.openB.amopeningC.willopenD.opens

【答案】C

【详解】句意：一这里很热。一好的。我会打开窗户和门。

考查一般将来时。根据“Itisveryhothere.”可知，现在很热，所以要打开窗户和门，“打开窗户和门”是将来

的动作，用一般将来时，谓语动词构成是will+动词原形。故选C。

17.Lookattheblackclouds.Ithinkitsoon.

A.rainsB.isgoingtorainC.torainD.israining

【答案）B

【详解】句意：看那些乌云。我认为很快就要下雨了。

考查动词时态。根据"Lookattheblackclouds.”可知，说话者看到乌云，根据这一迹象预测很快就要下雨了，

这里应该用一般将来时表示对未来情况的预测。在英语中，当有迹象表明某事即将发生时，常用“begoing

t。”结构来表示一般将来时，主语为it,be动词用is,故选B。

18.一WhyisMikelookingforwardtothisweekend?

一Becauseheandhisfriendstheirfavoriteteamplaybasketball.

A.watchB.watchingC.watchedD.aregoingtowatch

【答案】D

【详解】句意：一迈克为什么这么期待这个周末？一因为他和他的朋友们要去看他们最喜欢的球队打

14

篮球。

考查一般将来时。watch一般现在时；watching动词ing形式；watched一般过去时；aregoingtowatch—

般将来时。根据“thisweekend”可知，时态是一般将来时，谓语结构为“begoingto+动词原彩:故选D。

19.-ThereafootballmatchbetweenourschoolandNo.lMiddleSchoolnextweek,isn'tthere?

-Yes,wecangotheretocheerforourteam.

A.willbeB.willhaveC.isgoingtobeD.isgoingtohave

【答案】c

【详解】句意：——下周我们学校和第一中学之间将有一场足球赛，不是吗？——是的，我们可以去那儿

为我们的球队加油。

考查therebe句型时态。根据"There"和"nextweek”可知，本句是therebe句型的一般将来时，结构是there

willbe或thereisgoingtobe,therewillbe的反意疑问句应为won'tthere,与题干所给isn'tthere不符；there

isgoingtobe的反意疑问句为isn'tthereo