资源简介 中考英语语法简单学:现在完成时精讲&专项练习一、内容纲要二、内容简述(一)构成方式该时态下,动词的形式是:have/has done。其中,have/has为助动词,done为动词的过去分词。此时,助动词has的主语为第三人称单数,其他情况下的主语时用have。其否定表达为have not(haven't)或has not(hasn't)。(二)基本用法通常用于描述过去发生的事情对现在造成的影响或结果。此时,过去发生的事情有可能到现在已经结束,也有可能持续到现在还在进行,甚至还会继续进行下去。如:I have already seen the film.我已经看过这部电影了。【注】此时,看电影的动作到现在已经结束了。再比如:He has learned English for five years.他已经学了五年英语了。【注】此时,学英语的动作持续到现在还在进行,甚至有可能会继续进行下去。(三)标志词常见的标志词有:1、already/just/never/ever/yet。其中,already一般不用于否定句。如:They have already finished their work.他们早就完成工作了。She has just arrived in Beijing.她刚到北京。We have not read the novel yet.我们还没有看过那部小说。2、for+时间段或since+时间点或从句(谓语动词用过去式)。如:The man has lived here for ten years.那个人在这儿住了十年了。The man has lived here since ten years ago.那个人十年前就已经住在这儿了。The man has lived here since he got married.那个人结婚后就住在这儿了。3、so far或up to/till now,表示“迄今为止;到现在为止”。如:Nothing wrong has ever happened so far.迄今为止,一切正常。My father has planted twenty trees in the garden up to now.到现在为止,我爸爸已经在花园里种了20棵树了。4、lately/recently等副词,表“最近”。如:Great changes have taken place in our hometown recently.最近我们家乡发生了很大的变化。5、次数。如:I have been to Paris ten times.我已经去过巴黎十次了。6、 in the past/last+时间段,表示“在过去的多少时间以来”。如:The girl has won five first prizes in different English competitions in the past two years.那个女孩过去两年以来已经在不同的英语比赛中获得了五次一等奖。(四)动词的过去分词其规则变化与动词的过去式相同,都是在动词词尾加-ed。如:1、直接+ed,如:worked, played。2、以不发音的e结尾的,+d,如:lived, danced。3、以“辅音字母+y”结尾的,改y为i,再+ed,如:cried, studied。4、以重读闭音节结尾的,双写最后一个辅音字母,再+ed,如:stopped, patted。其不规则的情况主要有以下五种,如:1、AAA型,如:put-put-put, read-read-read。2、AAB型,如:beat-beat-beaten。3、ABA型,如:run-ran-run, come-came-come。4、ABB型,如:shoot-shot-shot, make-made-made。5、ABC型,如:swim-swam-swum, take-took-taken。(五)句型变化原句:I have already had some coffee over lunch.否定句:I have not had any coffee over lunch一般疑问句及其回答:- Have you already had any coffee over lunch - Yes, I have.- No, I haven't.划线部分提问:What have you already had over lunch (六)特殊情况1、have been to(去过已回)与have gone to(去了未回)。如:Our parents have been to the Great Wall many times.我们父母去过长城很多次。Our parents have just gone to the Great Wall.我们父母刚去长城了。2、持续动词和瞬间动词。两种动词都可以用于现在完成时,但如果是瞬间动词,不能与时间段连用。如:【正确】He has died.(他已经去世了。)【错误】He has died for ten years.(他已经去世十年了。)【正确】He has been dead for ten years.(他已经去世十年了。)专项练习一、根据汉语意义或首字母提示,写出正确单词。1. I haven’t ________ (收到…来信) from Sally before.2. I’m very hungry . I haven’t e_______ anything since 7:00 this morning. 3. Bob and Jim have been good friends_______(自从)they joined the same tennis team.二、用所给单词的正确形式填空1.The writer is so popular that he _______ (sell) more than 200,000 books so far. 2.--- I ____ (have a fever) since last night. ---You’d better go to see a doctor. 3.So far, the couple ___________ (not change) their flat since they had a second child.4.Jim has never ________(be) to Mount Tai in China.5. Sandy borrowed the novel from the library last week and ________(keep) it for 5 days.6.Cathy and Linda ( not be) back to their hometown for two years.7.----Can you go walking in the park with me, Daisy ----Sure. I (finish) my DIY project.三、单项选择1.Melting ice (融冰) can cause sea levels to rise. Since 1993, sea levels _________at a speed of 3.2 cm every 10 years.A. rose B. have risen C. rise2.—It s ten years since we came here—How time flies! We ____ in China for so long.A. work B. worked C. will work D. have worked3.---Have you ever been to Shanghai ---Of course. Actually, I _________there for six years but now I live in Taizhou.A. worked B. was workingC. would work D. have worked4.I ate some fruit, which I ______ since I was a child, and the vegetables from my garden.A. have enjoyed B. enjoyed C. enjoy D.had enjoyed5.---- Where is Mr. Green ---- He ___________ the bookshop. You have to wait for him.A. was going to B. has gone to C. has been to6.My father ____ in a panda protection center for 10 years, so he knows a lot about panda. A. was working B. is working C. has workedD. will work7..---- Why won’t we play basketball with Class 4 this afternoon ---Because they ___________ Longzhong for a study trip. A. have gone to B. have been to C. had gone to D. had been to8.—Your new bike is so nice! When did you buy it —In July. I _____it for two weeks.A.had B. have had C. have bought D. bought9. ---Where are the teachers now --- In the meeting room. They _________ the meeting for 10 minutes.A. have begun B. have been onC. have hadD. have been held10.---Where is Catherine I haven t seen her for days.---She Wuhan. She’ll be back next week.A. has gone to B. has been to C. have gone to D. have been to 11.I ______ abroad for several years, but I have never regretted my final decision to move back to my motherland.A.am living B.lived C.have lived 12.---Linda has ______ to Paris. How can I get in touch with her ---Don’t worry. She will call you as soon as she ______ there.A. been;will getB. been;getsC. gone;will getD. gone;gets13.---Your new watch is so nice! When did you buy it --- In October. I it for two months.A. hadB. boughtC. have hadD. have bought14.---Look! My mother _____ a new dress for me. ----Wow, it looks very nice on you. A.is making B.has made C.will make 15.The shop in Wanda Square _____ for six years, but I _____ there so far. A.has opened; haven’t gone B.has been open; haven’t been C.has been open; haven’t gone D.has been opened; haven’t been 16.---Have you ever _____ the Terracotta Army in Xi’an ----Yes. I went there last year. A.gone to B.been to C.been in 17.Our school life ______ a lot since 2017. We have more activities now.A. changes B. changed C. will change D. has changed 18.----What progress Huawei _____ in recent years! ----No wonder it is widely known in all parts of the world. A.is making B.has made C. makes D. made 19.---How many letters _____ you to your mother --- 109 in all, since 2016.A. has, writtenB. have, writtenC. did, writeD. are, writing20.---_____ you ever ______ Hong Kong --Zhuhai ____Macao Bridge ---Not yet. A.Did; visit B.Are; visit C.Have , visited 21.---Hi, Tom! _____ you ever ____ the Bird’s Nest ----Yes, I have. It’s fantastic. A.Have, been to B.Have, gone to C. Did, go to22.(As an exchange student, Alan_____ Qiqihar for one and a half years. A.has been to B.has been in C.has gone to 23.---How long have you__________ your cap It looks cool.---About two weeks.A. borrowed B. bought C. had24.Today, all the erhu masters play and praise Erquan Yingyue. It ____ one of China’s national treasure. A.becomes B.became C.has become 25.----How many letters _____ you _____ to your mother ----109in all, since 2016 A.has, written B.have; written C.did; write D.are ; writing 四、完成句子1.China has been able to make big planes like C919 with scientists’ great effects.______ China ______ able to make big planes like C919 with scientists’ great effects 布朗(Brown) 一家人已经在上海生活10年了。__________________________________________ 3.《复仇者联盟4》已经上映两个月了。Avengers:Endgame for two months.4.他们已经采取行动挽救野生动物了吗?Have they _____ to save wild animals yet 展开更多...... 收起↑ 资源预览