欢迎来到淘文阁 - 分享文档赚钱的网站! | 帮助中心 好文档才是您的得力助手!
淘文阁 - 分享文档赚钱的网站
全部分类
  • 研究报告>
  • 管理文献>
  • 标准材料>
  • 技术资料>
  • 教育专区>
  • 应用文书>
  • 生活休闲>
  • 考试试题>
  • pptx模板>
  • 工商注册>
  • 期刊短文>
  • 图片设计>
  • ImageVerifierCode 换一换

    初中时态专项训练-一般过去时-选择题.docx

    • 资源ID:97740849       资源大小:31.57KB        全文页数:15页
    • 资源格式: DOCX        下载积分:20金币
    快捷下载 游客一键下载
    会员登录下载
    微信登录下载
    三方登录下载: 微信开放平台登录   QQ登录  
    二维码
    微信扫一扫登录
    下载资源需要20金币
    邮箱/手机:
    温馨提示:
    快捷下载时,用户名和密码都是您填写的邮箱或者手机号,方便查询和重复下载(系统自动生成)。
    如填写123,账号就是123,密码也是123。
    支付方式: 支付宝    微信支付   
    验证码:   换一换

     
    账号:
    密码:
    验证码:   换一换
      忘记密码?
        
    友情提示
    2、PDF文件下载后,可能会被浏览器默认打开,此种情况可以点击浏览器菜单,保存网页到桌面,就可以正常下载了。
    3、本站不支持迅雷下载,请使用电脑自带的IE浏览器,或者360浏览器、谷歌浏览器下载即可。
    4、本站资源下载后的文档和图纸-无水印,预览文档经过压缩,下载后原文更清晰。
    5、试题试卷类文档,如果标题没有明确说明有答案则都视为没有答案,请知晓。

    初中时态专项训练-一般过去时-选择题.docx

    初中时态专项训练-一般过去时1一、单选题1(2022·达州)Bruce _so much in the past two years. Yeah, he _be shy, but now he is confident and active. Ahas changed; used toBchanged; is used toCchanged; used toDhas changed; is used to2(2022·泸县)Lily, a concert is being held in our school for the birthday of the Communist Youth League of China(CYLC). I know. It has been 100 years since CYLC_.AbornBwas bornCis bornDhas born3(2022七下·遂宁期末)Did Sam have a happy weekend with his family? Yes. He _to the countryside and_ a lot of beautiful photos.Agoes; takesBwent; takesCwent; tookDgo; take 4(2022七下·霍邱期末)How was your holiday last weekend? Good. I_ to the mountains with my brother. AgoBwentCwill goDam going5(2022八下·胶州期末)The film The Battle at Lake Changjin has been popular since it _on show. Ahas beenBisCwill beDwas6(2022·吉林)Helen, why didn't you come to the party yesterday? Oh, I _ for the speech competition.ApreparesBpreparedCwill prepare7(2022·汉油田、潜江、天门、仙桃)Li Lei _ the school bus last Friday. AmissesBmissedCwas missingDhas missed8(2022九下·月考)Yesterday mom _me some money to buy a dictionary. AgivesBgaveChas givenDwas giving9(2022七下·兴化月考)Excuse me! You can't walk on the grass here. Look at the sign and it says "NO WALKING". Sorry, I _ it. Awon't seeBdidn't seeCdon't seeDdoesn't see10(2022七下·兴化月考)Which of you _ put up a tent at the age of six? Acan be able toBcould be able toCwas able toDis able to11(2022八下·哈尔滨期中)I called you yesterday evening, but no one the phone. Oh, I some shopping at that time.Aanswered; were doingBpicked up; was doingCanswers; did12(2022·巧家模拟)Would you like something to eat, Mary?Of course. Although I_ lunch, I am feeling a little hungry no.Awill haveBhaveCam havingDhad13(2022八下·毕节期中)Could l _some money from you? _it to my friend just now. Aborrow; lentBborrow; lendClend; borrowDlent; borrow14(2022八下·海安期中) Have you ever been to Beijing? Yes. In fact, I_ there for ten years but now I work in Changzhou.AworkedBhave workedCwas workingDwould work15(2022·四川模拟)Jeff, you are much more active than you , right?Yes. And now I joining in many after school activities every day.Aare used to, used toBused to be, am used toCused to be, used toDwere used to, am used to16(2022·四川模拟) Can I speak to Mr. Wang? Sorry, he _ the library. He _ there twenty minutes ago. Ahas been to ; wentBhas been to ;will goChas gone to; wentDhas gone to; will go17(2022八下·梧州期中)What a pity! The film _ 10 minutes ago. AstartedBhas startedChas been startedDhas been on18(2022八下·桂林期中)Have you ever to Shanghai? Yes. I there last month.Awent; wentBwent; will goCbeen; went19What did you do the day before yesterday? I _ for an English test. AstudyBstudiedCis studyingDam studying20Jack, you look nicer in your new shirt today. Oh, really? I _ it in a small store with my mom. AbuyBwill buyCboughtDam buying21He _ me his name, but l can't remember it now. AtellsBwill tellCtoldDis telling22When _ your brother finish reading last night? AdoesBwasCdidDwere23Dave _ an exciting party last Saturday. AhasBhadChavingDhave24He got up early and _ to work in a hurry. AdrivesBdriveCdroveDis driving25He _ the phone from his grandpa as a gift last year.AgotBgetCgetsDis getting26He_ his English teacher when he was in Paris. Ahas metBhad metCmetDwould meet27My feelings for you have not changed. But you have changed. You are not as you _.AareBwereCwill beDwas28The boy _ ill in bed three days ago, so he _ go to school. Awas; didn'tBis; don'tCwas; wasn'tDis; doesn't29Wendy, how long have you had the Huawei P30 Pro? A couple of days. I _ it last week. AboughtBbuyCwill buyDhave bought30Tommy _ ill yesterday. Aisn'tBaren'tCwasn'tDweren't31(2022七下·哈尔滨竞赛)On Meimei's 12th birthday, her mother a new bike _her, and she rode it the whole day. Abought, for, forBbuy, for, forCbought, for, on32(2022七下·哈尔滨竞赛)What did Susan do yesterday? She her mother the room. Ahelped, cleanBhelps, cleanChelped, cleaning33_ you _ go to work by bus? ADid; use toBDid; useCDo; use toDDo; used34When I was young, I _ have money to buy expensive things. Ause not toBdid use not toCdidn't use toDnot use to35When my parents were young, they _ have any money. Adon't use toBdidn't useCdidn't use toDdon't use36There _ a lot of red-crowned cranes in this area. Awas used toBwas used to beCused toDused to be37His father _ write by hand, but now he _ the computer to write. Aused to; usedBis used to; used toCis used for; used toDused to; uses38_ your mother _ you some new clothes for the new year? ADoes; used to makeBDid; use to makingCDoes; used to makingDDid; use to make39Where _ live before you came here? Adid you used toBdid you use toCuse he toDhe used40_ study in No. 4 Middle School?ADid you used toBDid you use toCDo you used toDDo you use to41Tom _ into the house when no one was looking. AslippedBwas slippingCslipDslips42Tom _ into the house when no one was looking. AslippedBis slippingCslipDslips43Last Sunday, Uncle Wang _ us _ his hometown. Ashow; aroundBshow; visitCshowed; to visitDshowed; around44I've just returned from my trip to London. I _many interesting places there.AvisitBwill visitCam visitingDvisited45(2022八下·期末)They _their office _they finished their work. Aleft; untilBdidn't leave; untilCnot leave; untilDwill leave; until46(2022八下·期末)He said _they _go sightseeing the next week. Athat; willBif; willCwhen; wouldDthat; would47I was doing shopping when the accident _. AhappenBwas happeningChappenedDwill happen48I _ a primary school student two years ago. AamBwasCbeDwere49Several journalists _ the lawyer about the international case an hour ago. AInterviewBinterviewedCwill interviewDhad interviewed50(2021八上·通榆期末)Mr. Chen put some salt into the water then he_ with a spoon. Amixes them upBmix it upCmixed them up答案解析部分1【答案】A【解析】【分析】句意:在过去的两年里,Bruce 已经改变了这么多。是的,他过去有些害羞,但是他现在自信活泼。change,动词,改变,根据时间状语“ in the past two years”可知句子用现在完成时态,即has/have done,主语Bruce是第三人称单数,谓语用has changed;used to do,过去常常做,be used to do,被用来做某事,根据“but now he is confident and active”可知此处描述过去的情况,用used to do结构,故选A。【点评】考查现在完成时态,一般过去时态。识记现在完成时态的用法及used to do的用法。2【答案】B【解析】【分析】句意:Lily,在我们学校,一场为中国共产主义青年团诞辰准备的音乐会将会被举办。我知道。自从共青团诞生到现在有100年了。born,形容词,天生的、生来的、生来就有(某一姓名、某种社会地位等)的;固定搭配be born,诞生、出生,动作发生在过去,be用过去式,主语CYLC是专有名词,谓语用单数was,故选B。【点评】考查一般过去时态。识记一般过去时的定义及用法。3【答案】C【解析】【分析】句意:Sam和家人周末过得开心吗?是的。他去了乡下,拍了很多漂亮的照片。goes去,第三人称单数;went去,动词的过去式;go去,动词原形;takes第三人称单数;took动词过去式;take动词原形;这里是两个并列的谓语动词,根据问句中的did可知句子是一般过去时,动词用过去式,故答案为C。【点评】考查一般过去时。识记一般过去时的构成和用法。4【答案】B【解析】【分析】句意:你上周末假期过得怎么样?很好。我和我哥哥去了山里。go去一般现在时;went一般过去时;will go一般将来时;将去;am going进行时,也可以表将来。根据问句中的时间 last weekend可知是上个周末,用一般过去时,故答案为B。【点评】考查一般过去时。识记一般过去时用动词过去式的用法。5【答案】D【解析】【分析】句意: 电影长津湖自上映以来一直很受欢迎。此句是since引导的时间状语从句,主句用现在完成时,从句用一般过去时,主语是it,be动词用was。故选D。【点评】考查状语从句,注意since引导的时间状语从句的时态问题。6【答案】B【解析】【分析】句意: 海伦,你昨天为什么没来参加聚会? 哦,我准备了演讲比赛。A.一般现在时;B.一般过去时;C.一般将来时。根据时间状语yesterday 可知,此句用一般过去时,谓语动词用过去式prepared。故选B。【点评】考查时态辨析,注意一般过去时的用法。7【答案】B【解析】【分析】句意:李磊上周五没赶上校车。misses是动词miss的第三人称单数形式,用于一般现在时;missed过去式,用于一般过去时,was missing过去进行时,has missed现在完成时。时间状语last Friday,用于一般过去时,动词用过去式,故选:B。【点评】考查时态辨析。注意识记时态的含义及构成,掌握时间状语last Friday用于一般过去时,动词用过去式。8【答案】B【解析】【分析】句意:昨天妈妈给了我一些钱去买一本字典。根据“yesterday”可知,该句的时态为一般过去时,谓语动词要用过去式。故选B。【点评】考查一般过去时。注意根据时间标志词判断时态。9【答案】B【解析】【分析】句意:打扰一下! 你不能在这里的草地上行走。 看看标志,上面写着“禁止步行”。对不起,我没看到。根据Excuse me! You can't walk on the grass here. Look at the sign and it says "NO WALKING".可知,此句时态是一般过去时,所以要用didn't构成否定,故选B。【点评】考查动词的时态。注意根据句子时态变化谓语动词。10【答案】C【解析】【分析】句意:你们中谁能够在六岁时搭起帐篷?根据at the age of six 可知,在六岁时,所以时态为一般过去时,所以排除A选项和D选项。且can和be able to都表示“能够”,但是不能同时存在,故选C。【点评】考查一般过去时态。注意根据时间来判断句子时态,且识记一些固定搭配。11【答案】B【解析】【分析】句意:昨天晚上我给你打了电话,但是没有人接。哦,那时我正在买东西。根据yesterday evening可知是昨天发生的事,第一个空用一般过去时,动词用过去式,排除是一般现在时的C选项;根据at that time在那个时候,指的是昨天我打电话的时候,正在买东西,用过去进行时,主语是I,be动词用was,故答案为B。【点评】考查一般过去时和过去进行时。识记不同时态的构成和用法。12【答案】D【解析】【分析】句意: 玛丽,你想吃点什么吗? 当然。虽然我吃了午餐,但我还是觉得有点饿。A.一般将来时;B.一般现在时;C.现在进行时;D.一般过去时。根据语境可知,此处表示过去发生的事情,用一般过去时,谓语动词用过去式。故选D。【点评】考查时态辨析,注意一般过去时的用法。13【答案】A【解析】【分析】句意:我可以从你那里借一些钱吗?我刚刚把它借给了我的朋友。borrow是借入,lend是借出。borrow sth. from sb.从某人那里借.,固定搭配,所以第一个空用borrow,排除C、D。lend sth. to sb.把某物借给某人,固定搭配,just now表明时态是一般过去时,所以lend用过去式lent,故选A。故选A。【点评】考查动词辨析,首先识记固定搭配borrow sth. from sb.和lend sth. to sb.,然后识记just now是一般过去时的标志词。14【答案】A【解析】【分析】句意:你去过北京吗?是的。事实上,我在那里工作了十年,但现在我在常州工作。worked工作,一般过去时;have worked现在完成时;was working过去进行时;would work过去将来时;根据for ten years but now I work in Changzhou.可知我现在常州工作,所以在北京工作是过去的动作,用一般过去时,故答案为A。【点评】考查一般过去时。理解句意识记不同时态的构成和用法。15【答案】B【解析】【分析】句意:你比以前活跃多了,对吧?是的,现在我已经习惯了每天参加许多课外活动。be used to doing表达习惯于做某事,used to do所表示的意思是过去常常做某事,强调过去发生的事,所以一般用于描述发生在过去的事情,be used to do,表示被用来做某,use to do,用来做某事,表示主动,根据than和are可知时态上是现在和过去的对比,故是一般过去时,根据every day和动名词joining,可知表示现在习惯做某事,故是be used to doing的用法,I搭配的系动词是am,故选B。 【点评】考查短语辨析,注意used to do和be used to doing的用法。16【答案】C【解析】【分析】句意:我可以和王先生讲话吗?对不起,他去图书馆了。他二十分钟前就去那儿了。根据sorry可知此人不在,have been to的意思是过去到过而现在已返回,have gone to强调去了地方,但还没返回,故此处是have gone to的用法,ago是一般过去时标志,went是go的过去式,故选C。【点评】考查时态和短语辨析,注意have gone to和一般过去时的用法。17【答案】A【解析】【分析】句意:真遗憾!10分钟前这个电影开始了。start开始,实义动词。A.开始,一般过去时;B.已经开始,现在完成时;C.已经被开始,现在完成时的被动语态;D.已经开始,现在完成时。ago表明 时态是一般过去时,所以用过去式started,故选A。【点评】考查一般过去时,注意平时识记其标志词和动词过去式。18【答案】C【解析】【分析】句意:你去过上海吗?是的。我上个月去的那里。have you ever been to,固定搭配,曾经去过某地,last month是一般过去时标志,went是过去式,故选C。【点评】考查时态,注意have you ever been to,一般过去时的用法。19【答案】B【解析】【分析】句意:前天你做什么了?我在为英语考试学习。study,动词,学习,过去式studied。根据时间特征词“the day before yesterday”可知“学习”这个动作发生在过去,句子用一般过去时态,故选B。【点评】考查一般过去时。识记一般过去式的用法。20【答案】C【解析】【分析】句意:Jack,穿着新衬衫,你今天看上去更帅了。哦,真的吗?我跟我妈妈在一个小商店买的它。buy,动词,买,过去式bought;在此句中“买”这个动作发生在过去,句子用一般过去时态,谓语动词buy用过去式bought,故选C。【点评】考查一般过去时态。识记buy的过去式是bought。21【答案】C【解析】【分析】句意:他告诉我他的名字,但是我现在忘了。tell,动词,告诉,过去式told,固定搭配tell sb. sth.告诉某人某事。根据“but l can't remember it now.”可知告诉这个动作发生在过去,句子用一般过去时,tell做谓语要用过去式told,故选C。【点评】考查一般过去时。识记一般过去时的用法。22【答案】C【解析】【分析】句意:你哥哥昨晚什么时候读完的?A.助动词三单形式,一般现在时;B.是,be动词三单形式,一般现在时;C.助动词过去式,一般过去时;D.是,be动词are的过去式,一般过去时。根据时间状语 last night 昨晚,以及谓语动词finish完成,可知应用助动词过去式did,对谓语动词进行提问。故选D。【点评】考查助动词。注意根据时间状语选择合适的助动词形式。23【答案】B【解析】【分析】句意:戴夫上周六参加了一个激动人心的聚会。A.参加,一般现在时,主语为I 或第三人称单数;B.参加,一般过去时;C.参加,现在进行时;D.参加,一般现在时,主语为复数。根据时间状语 last Saturday上周六,可知句子时态为一般过去时,应用动词过去式had。故选B。【点评】考查一般过去时。注意熟记动词have的过去式had。24【答案】C【解析】【分析】句意:他起得很早,匆忙开车去上班。A.开车,动三单形式,一般现在时;B.开车,动词原形,一般现在时;C.开车,一般过去时;D.开车,现在进行时。根据 He got up early他起得很早,可知事情发生在过去,句子时态为一般过去时,应用动词过去式drove。故选C。【点评】考查一般过去时。注意熟记动词drive“开车”的过去式drove。25【答案】A【解析】【分析】句意:他去年从外祖父那里得到了这部手机作为礼物。get,动词,得到,过去式got。根据时间状语“last year”可知动作发生在过去,句子用一般过去时,谓语get用过去式got,故选A。【点评】考查一般过去时。识记last year是一般过去时的时间特征词。26【答案】C【解析】【分析】句意:他在巴黎时遇到了他的英语老师。A.已经遇到,现在完成时,主语为第三人称单数;B.已经遇到,过去完成时;C.遇到,一般过去时;D.将遇到,一般过去时。根据 when he was in Paris. 他在巴黎时,可知是“遇到了他的英语老师”,句子时态为一般过去时,应用动词过去式met。故选C。【点评】考查一般过去时。注意熟记动词meet“遇到”的过去式met。27【答案】B【解析】【分析】句意:我对你的感情没有改变。但你已经改变了。你不像以前那样了。A.是,一般现在时,主语为第二人称或复数;B.是,一般过去时,主语为第二人称或复数;C.将是,一般将来时;D.是,一般过去时,主语为第三人称单数。根据 But you have changed. 但你已经改变了,可知是不像从前那样了,句子时态为一般过去时;再根据主语you为第二人称,可知应用be动词were。故选B。【点评】考查be动词。注意根据前后文判断句子时态,选择合适的be动词形式。28【答案】A【解析】【分析】句意:这男孩三天前卧病在床,所以他没有去上学。is是,一般现在时;was是,一般过去时;don't不,一般现在时,对动词原形进行否定;didn't不,一般过去时,对动词原形进行否定;wasn't不是,一般过去时。第一空根据时间状语 three days ago三天前,可知句子时态为一般过去时,再根据主语the boy“男孩”和表语ill“生病的”,可知应用be动词is的过去式was。第二空根据The boy _ ill in bed three days ago这男孩三天前卧病在床,可知应是没有去上学,再根据动词短语 go to school去上学,可知应用助动词过去式did的否定形式didn't。故选A。【点评】考查一般过去时。注意对谓语动词进行否定时,应借助助动词,要根据时态选择合适的助动词形式。29【答案】A【解析】【分析】句意:Wendy,你买华为P30 Pro多久了?几天。我上周买的。A.买了,一般过去时;B.买,一般现在时;C.将买,一般将来时;D.已经买了,现在完成时。根据时间状语last week上周,可知句子时态为一般过去时,应用动词过去式bought。故选A。【点评】考查一般过去时。注意熟记动词buy的过去式bought“买”。30【答案】C【解析】【分析】句意:汤米昨天没有生病。A.不是,一般现在时,主语为I或第三人称单数;B.不是,一般现在时,主语为复数;C.不是,一般过去时,主语为I或第三人称单数;D.不是,一般过去时,主语为复数。根据时间状语yesterday昨天,可知句子时态为一般过去时;再根据主语Tommy为第三人称单数,可知应用wasn't。故选C。【点评】考查be动词和一般过去时。注意根据时间状语判断句子时态,再结合主语的数选择正确的be动词形式。31【答案】A【解析】【分析】句意:美美12岁生日那天,她妈妈给她买了一辆新自行车,她骑了一整天。buy买,实义动词,过去式是bought,buy sth. for sb.给某人买某物,固定搭配,rode表明时态是一般过去时,所以用过去式bought,排除B;the whole day整天,指的是时间段,所以用for+时间段,故选A。【点评】考查一般过去时和for+时间段用法,注意根据rode确定句子时态。32【答案】A【解析】【分析】句意:昨天Susan做了什么?她帮助她打扫了房间。help帮助,实义动词,单三式是helps,过去式是helped,yesterday表明时态是一般过去时,所以用helped,排除B;clean打扫,实义动词,help sb. do sth.帮助某人做某事,固定搭配,所以用clean,故选A。【点评】考查一般过去时和固定搭配help sb. do sth.,注意一般过去时的标志词和动词过去式。33【答案】A【解析】【分析】句意:你以前坐公共汽车上班吗?根据固定搭配used to do sth.,“以前常常做某事”,可知是对动词过去式used进行提问,应用助动词过去式did,后接动词不定式原形use to。故选A。【点评】考查助动词和固定搭配。注意对实义动词进行提问时应借助助动词,注意根据时态选择正确的助动词形式。34【答案】C【解析】【分析】句意:当我年轻的时候,我没有钱买昂贵的东西。根据 When I was young当我年轻的时候,可知句子时态为一般过去时,应用固定搭配used to do sth.“以前常常做某事”否定形式为didn't use to do sth.“不做某事”。故选C。【点评】考查助动词。注意熟记固定搭配used to do sth.“以前常常做某事”否定形式didn't use to do sth.“不做某事”。35【答案】C【解析】【分析】句意:我父母年轻的时候,他们没有钱。根据 When my parents were young,我父母年轻的时候,可知时态为一般过去时,助动词应用过去式didn't,后接固定搭配use to do sth.“一直”。故选C。【点评】考查一般过去时和固定搭配。注意掌握used to do sth.“习惯/一直做某事”的否定形式didn't use to do sth.“不做某事”。36【答案】D【解析】【分析】句意:这个地区曾经有很多丹顶鹤。根据句首there,可知句子为there be句型,再根据固定搭配used to do sth.“过去一直是”,可知应用be动词原形。故选D。【点评】考查固定搭配。注意掌握句型:there used to be“过去有”。37【答案】D【解析】【分析】句意:他父亲过去用手写,但现在他用电脑写字。第一空根据 but now he _ the computer to write. 但现在他用电脑写字,可知“过去用手写”,应用固定搭配used to do sth.“以前常常做某事”;第二空根据时间状语now现在,可知句子时态为一般现在时,主语he为第三人称单数,谓语动词应用三单项式uses。故选D。【点评】考查一般过去时和一般现在时。注意根据状语判断句子时态,根据时态选择正确的动词形式。38【答案】D【解析】【分析】句意:你妈妈以前给你做过新年的新衣服吗?根据固定搭配used to do sth.,“以前常常做某事”,可知对动词过去式used进行提问应用助动词did,后接动词短语原形use to make。故选D。【点评】考查一般过去时和助动词。注意助动词后应接动词原形。39【答案】B【解析】【分析】句意:你来这里之前住在哪里?根据 before you came here你来这里之前,可知是询问“过去住在哪里”,应是固定搭配used to do sth.“以前常常做某事”;再根据对动词used进行提问,可知应用助动词过去式did,后接动词短语原形use to。故选B。【点评】考查固定搭配。注意掌握特殊疑问句的句型结构:特殊疑问词+助动词+主语+动词原形。40【答案】B【解析】【分析】句意:你曾经在第四中学学习吗?根据固定搭配,used to do sth.,“过去常做某事”,可知对动词

    注意事项

    本文(初中时态专项训练-一般过去时-选择题.docx)为本站会员(yz****8)主动上传,淘文阁 - 分享文档赚钱的网站仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知淘文阁 - 分享文档赚钱的网站(点击联系客服),我们立即给予删除!

    温馨提示:如果因为网速或其他原因下载失败请重新下载,重复下载不扣分。




    关于淘文阁 - 版权申诉 - 用户使用规则 - 积分规则 - 联系我们

    本站为文档C TO C交易模式,本站只提供存储空间、用户上传的文档直接被用户下载,本站只是中间服务平台,本站所有文档下载所得的收益归上传人(含作者)所有。本站仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。若文档所含内容侵犯了您的版权或隐私,请立即通知淘文阁网,我们立即给予删除!客服QQ:136780468 微信:18945177775 电话:18904686070

    工信部备案号:黑ICP备15003705号 © 2020-2023 www.taowenge.com 淘文阁 

    收起
    展开