Unit8重点语法专练（原卷版）-2024-2025学年八年级英语下册重难点提优训练（人教版）

20242025学年八年级英语下册重难点提优训练（人教版）Unit8重点语法专练现在完成时1.现在完成时的用法(1)定义：表示过去发生或已经完成的动作对现在造成的影响或结果；或表示过去某一时间开始并一直持续到现在的动作或状态(有可能持续下去)。如：Ithasjustsnowed.刚刚下过雪。(地上有积雪)Shehastaughtintheschoolfortenyears.她在这所学校教书已经10年了。（有可能继续教下去）(2)谓语动词：have/has+过去分词(3)时间标志词：for+时间段，since+表示过去的时间点，already(用于肯定句中),yet(用于否定句和疑问句中)，just，before，recently，still，lately，theseyears，uptonow，sofar，in/over/duringthelast/pastfewmonths等。2.现在完成时的句式变化句

式结

构举

例肯定句主语，have

/has,过去分词，其他.He

has

had

dinner.他吃过晚饭了。否定句主语+haven't/hasn't

+过去分词+其他.He

hasn't

had

dinner.他还没有吃晚饭。一般疑问句Have/Has+主语+过去分词+其他?

肯定回答：Yes,主语+have/has.

否定回答：No,主语+haven't/hasn't.—Has

he

had

dinner?他吃过晚饭了吗?

—Yes,he

has.是的，他吃过了。

—No,he

hasn't.不，他还没吃。3.过去分词的变化规则（1）规则动词的过去分词构成与其过去式的构成相同变化规则举

例一般情况下在词尾加edhelp→helped→helped以不发音的e结尾的，加ddecide→decided→decided末尾只有一个辅音字母的重读闭音节单词，双写该辅音字母再加edstop→stopped→stopped以"辅音字母+y"结尾的，变y为i,再加

edcarry→carried→carried语法专练一、单项选择1．—Ican’tfindmykeys.I’msureI________themsomewhereinthehouse.—Don’tworry.Let’slookforthemtogether.A．left B．haveleft C．wasleaving D．leave2．—Look!Whatacleanroom!Who________it?—Jessica,Iguess.Sheisalwayshelpful.A．hascleaned B．iscleaning C．willclean D．cleaned3．―Wouldyoulike________somemorefood?―No,thanks.I________enough.A．tohave;have B．have;had C．tohave;havehad D．tohave;hadhad4．Ted’sfatherisafamous________.He________manymoderntoolssofar.A．invention;invents B．inventor;hasinventedC．invention;invented D．inventor;invents5．Inthepastseveralyears,I________severalwaystodealwithmyinsomnia(失眠)butnoneofthem________.A．tried;works B．havetried;succeeds C．tried;succeeds D．havetried;works6．－________youseenthemovieGonewiththeWind?－No,never.A．Do B．Can C．Have D．Has7．—Whywon’tyougotoseethefilmwithme,Betty?—BecauseI________ittwice.A．see B．saw C．haveseen D．willsee8．—WhereisMr.Miller?Ihaven’tseenhimforseveraldays.—He________toShanghai.Hewillebackintwodays.A．went B．hasgone C．willgo9．—Howlong________they________?—Sorry,Idon’tknow.ButIknowthatPeterisgoingto________anursenextweek.A．did,marry;marryto B．did,getmarried;marrywithC．have,gotmarried;marry D．have,beenmarried;marry10．—Haveyou________beentoFrance?—No,________.A．ever;never B．never;ever C．ever;ever D．never;never11．—________youever________toChengduResearchBase?—No,never.ButIplantovisititthissummer.A．Did;go B．Have;been C．Are;going12．________youever________UFOs?A．Have;seen B．Did;see C．Will;see D．Do;see13．—Haveyou________beentoNanjing,HanMei?—No,never.Iplantogotherethissummerholiday.A．ever B．still C．yet D．already14．—________youever________thenewlibrary?—No,Ihaven’t.A．Do;visit B．Have;visited C．Did;visit D．Are;visiting15．I________thinkhe________evervisitedtheisland.A．/;hasn’t B．don’t;was C．don’t;has D．don’t;will16．Haveyou________beentotheUK?A．just B．ever C．once D．yet17．What’sthebestgiftJohn__________everreceived?A．have B．has C．had D．having18．—Haveyoueverbeentoanaquarium?—No,________.A．Ihave B．Iamnot C．Ihaven’t D．Ihasn’t19．—________youever________toShanghai?—No,never.A．Haven’t;arrivedB．Hasn’t;arrivedC．Didn’t;arrived D．Have;been20．—Haveyou_________visitedtheGreatWall?—No,_________.A．already;ever B．ever;never C．never;ever D．ever;yet21．—________youever________thatnewfilm?—Yes.I________itaweekago.A．Have;seen;saw B．Have;seen;see C．Do;see;see22．Mike’sparentsareGermans,buthe________toGermanysofar.A．neverwent B．nevergo C．hasneverbeen D．willnevergo23．—HaveyouwrittenanythingonChinesetraditionalfoodsofar?—_________,butIhaveaplanforit.A．Eversince B．Lateron C．Notyet D．Fromnowon24．Lucy,haveyourparentsever________toEngland?A．been B．gone C．went D．willgo25．―Haveyougiventhebooksbacktothelibrary________?―Yes,Ihave________giventhemback.A．yet;yet B．ever;already C．already;yet D．yet;already26．—________you________oftheInternationalMuseumofToiletsinIndiayet?—No,notyet.A．Has;heard B．Have;heard C．Did;hear D．Do;hear27．Ifyou________it,putupyourhandsandletmeknow.A．werefinishing B．willfinish C．havefinished D．arefinishing28．一Ihearyourfather_______toJapanonce.一Yes.He________thereayearago.A．went;hasbeen B．hasbeen;wentC．goes;went D．hasbeen;hasbeen29．I________thedocumentaryAPlasticOceanseveraltimessofar.A．watched B．watch C．havewatched D．willwatch30．Theseyoungmen________toXizangmanytimes.A．are B．were C．havegone D．havebeen二、按要求完成句子1．Samhasalreadyturnedoffthelightinhisroom.(改为否定句)Samoffthelightinhisroom.2．Myfatherhastakenthecattotheanimalhospital.(改为一般疑问句)thecattotheanimalhospital?3．Timhasdecidedtoplaythepianointheartshow.(对画线部分提问)Timtodointheartshow?4．Haveyouhadyourdinner?(作否定回答),.5．ThisisthefirsttimeforEmilyandhersistertovisitYantai.(改为同义句)EmilyandhersisterYantaibefore.6．Hehasalreadyfinishedthework.（改为否定句）Hefinishedthework.7．ShehasalreadyebackfromHongKong.（改为一般疑问句）sheebackfromHongKong?8．Ihavewaitedforthebusfortwentyminutes.（对划线部分提问）haveyouwaitedforthebus?9．HasTinaarrivedinLondonyet?（作否定回答）,.10．Thechildrenhaveneverdonethatbefore.（改为反意疑问句）Thechildrenhaveneverdonethatbefore,?三、短文填空阅读短文，用括号内所给词的正确形式填空，使短文完整、正确。TheSecretGardenisalongnovelwrittenbyanAmericanwriterBurnett.Thisnovelcameoutin1911.Andthenit1(be)popularformorethan100yearsalready.Mary,themaincharacter,isbadtempered(坏脾气的)sothatfewchildrenwanttomakefriendswithher.WhenMaryisten,herpare