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Unit3 Online tours,Period 3 Grammar,课文呈现,Grammar,Simple past tense and present perfect tense,There are some differences between the simple past tense and the present perfect tense.,We use the simple past tense to tell what happened in the past.,past present,Daniel went to Beijing two years ago.,课文呈现,We use the present perfect tense to talk about an action that started in the past and continues to the present.,TIP,We often use these time expressions with the simple past tense.,yesterday the other day last. ago,Daniel has lived in Beijing for two years.,past,present,课文呈现,We use the simple past tense to tell what happened in the past.,past,present,Daniel bought a new computer last month.,We use the present perfect tense to talk about the result of an action. When the action happened is not very important. It may have just happened or happened some time ago.,课文呈现,Daniel has bought a new computer.,(Daniel has a new computer now. ),TIP,We often use these time expressions with the present perfect tense.,already ever just recently,(not) yet so far up to now until / till now,past,present,课文呈现,We use the simple past tense to tell what happened in the past.,past,present,Mr Wu visited Canada in 2010 and 2011.,课文呈现,We use the present perfect tense to tell how many times an action has happened till now.,past,present,Mr Wu has been to Canada twice.,课文呈现,Differences between the two,A. Simon is showing Millie some pictures. Complete his sentences with the correct forms of the words in brackets.,1. I _ (visit) the Palace Museum with my grandparents the other day.,2. I _ (climb) Mount Huang last summer.,3. _ you ever _ (try) the famous Tianjin Baozi?,4. I am happy that I _ (learn) to swim.,visited,climbed,Have tried,have learnt,课文呈现,B. Mr Wu is asking the students to make sentences with the correct tenses. Help them complete the sentences with the correct forms of the words in brackets.,1. I _ (finish/just) my homework.,Millie _ (finish) her homework 20 minutes ago.,have just finished,finished,课文呈现,2. I _ (write) an email to my friend yesterday.,Daniel _ (write/already) two emails.,3. I _ (be) in Hainan last month.,Some of our classmates _ (not be) to Hainan yet.,4. I _ (live) in Sunshine Town since I was born.,Daniel _ (live) in Nanjing in 2007.,wrote,has already written,was,have not been,have been lived,lived,课文呈现,C. Millie has never been to Nanjing. She is asking Simon about the city. Complete their conversation with the correct forms of the words in brackets.,Millie:,(1) _(you / be / ever) to Nanjing?,Simon:,Yes. I (2) _(be) there three times.,Millie:,When (3) _(you / go) there last?,Simon:,Last summer. I (4) _(spend) a week there.,Have you ever been,have been,did you go,spent,课文呈现,Millie:,(5) _(you / like) it?,Simon:,Oh yes. I (6) _(have) a great time there. I (7) _(visit) many places of interest and (8) _(eat) lots of local food.,Millie:,Lucky you! I (9) _(be / never) there.,Did you like,had,visited,ate,have never been,课文呈现,D. Millie is writing about the USA in her diary. Complete her diary entry with the correct forms of the verbs in the box.,Saturday, 15 March,Have you ever,dreamt of,travelling around the world without a passport?,Yes, you can realize your dream,by taking an online tour.,Yesterday Daniel (1) _me an online tour of the USA. I (2) _ never so many wonderful pictures before.,showed,have; seen,温馨提示：,此符号表示,“,考点精讲点拨,”,链接。,be,buy,read,return,see,show,课文呈现,Last week, I (3) _ a book about the places of interest in the USA. I (4) _ 20 pages already. Its really interesting. My dad (5) _ just from the USA, but I (6) _ never there. I hope I can visit the USA some day.,bought,have read,has; returned,have; been,be,buy,read,return,see,show,考点精讲,Have you ever dreamt of travelling around the world without a passport?,dream of,梦想；想象,e.g.,The boy dreams of becoming a pilot.,那个男孩梦想成为一名飞行员。,Weve all dreamed about what were going to do, and we hope to realize our dream in the future.,我们都梦想过我们将要做什么，而且也希望在将来能圆梦。,考点,1,dream about,=dream of,考点精讲,After all, it was only a dream.,毕竟，它仅仅是一场梦。,Do you want to be a dreamer?,你想成为一名梦想家吗？,语境助记：,I had a sweet,dream,. I,dreamed,of being a pilot.,我做了个甜美的梦。我梦见自己成为了一名飞行员。,名词，梦，梦想,n,.,梦想家,考点精讲,中考在线,1,：,Lulus best friend never gives up her _ (,梦想,) of being a teacher. ,南京,dream,返回,温馨提示,:,可返回原文,考点精讲, Yes, you can realize your dream by taking an online tour.,by taking an online tour,通过网上旅游,e.g.,My cousin learns English by watching an English TV programme.,我的表妹通过看一个英文电视节目学英语。,考点,2,by,表示,“,通过,，靠,的方式,”,，后面接动词的,-ing,形式。,考点精讲,中考在线,2,：, How do you study for a test, Annie?, I study _ working with a group. ,邵阳,A. by B. with C. in,【,点拨,】,本题用语法判定法。句意：,Annie,，你是如何为考试而学习的,? ,我是通过小组合作来学习的。介词,by,意为“以,方式”，后接动词的,-ing,形式。,A,考点精讲,中考在线,3,：,You can improve (,提高,) your English _ reading more. ,鞍山,A. in B. with C. by D. of,【,点拨,】,本题用语法判定法。,by,后接动词的,-ing,形式，表示“通过,方式”。句意：你可以通过多读书来提高你的英语。,C,返回,单元语法沙龙,一般过去时和现在完成时的区别,一般过去时,考点,1,表示过去某时间发生的动作或存在的状态,说话的侧重点在陈述过去发生的动作或状态。常与,last night, yesterday, last week, some years ago, in 2000, in the past, at that time, just now,等时间状语连用。,考向,单元语法沙龙,e.g.,They visited our school last week.,他们上周参观了我们学校。,(,重庆中考）,The girl bought lots of clothes on the day of Double 11 last year.,去年“双,11”,那一天这个女孩买了好多衣服。,中考在线,1,：,My parents and I _ trees last Sunday. ,北京,A. plant B. will plant,C. are planting D. planted,【,点拨,】,本题用题眼法。句意：我父母和我上星期天种了树。根据,last Sunday,可知，,plant,的动作发生在过去，故时态是一般过去时。,D,单元语法沙龙,中考在线,2,：,Alice has gone out., Oh, has she? What time _ she _? ,达州,A. has; gone B. will; go,C. did; go D. is; going,【,点拨,】,本题用语法判定法。句意：,爱丽丝已经出去了。,哦，是吗,?,她什么时候出去的,?,根据语境可知，,Alice,出去的动作发生在过去，故此处应为一般过去时。,C,单元语法沙龙,单元语法沙龙,现在完成时,考点,2,表示到说话时为止已经发生或完成（不一定结束）的动作或状态，强调造成的结果或对现在产生的影响。句中常有,just, ever, never, before, since+,从句,/,时间点，,for+,时间段等。,e.g.,I have bought a new mobile phone.,我买了一部新手机。（指有新手机可用）,I have been to China many times.,我去过中国很多次了。（指对中国熟悉）,考向,中考在线,3,：,Would you like something to drink?,No, thanks. I _ some tea already. ,鄂州,A. have drunk B. was drinking,C. will drink D. drink,【,点拨,】,本题用题眼法。由“,already”,可知空处表达动作已经发生，强调过去发生的动作对现在造成的,影响和结果，故使用现在完成时。,A,单元语法沙龙,中考在线,4,：,Yunnan is very beautiful. I _ there last year.,Yes, I _ there twice. ,广安,A. went; have gone B. went; have been,C. have gone; went D. have been; went,【,点拨,】,考查动词的时态。句意：,云南非常美丽。我去年去过那里。,是的，我去过那里两次了。根据上文中,last year,可知，第一空用一般过去时，故排除,C,、,D,两项；再由下文中,twice,可知，第二空用现在完成时,have been,表示“曾经去过”。,B,单元语法沙龙,单元语法沙龙,一般过去时与现在完成时的其他区别,考点,3,现在完成时强调动作的结果或对现在的影响，属于现在时的范畴；一般过去时强调动作所发生的时间，属于过去时的范畴。因此，过去时须跟过去时间连用或跟有表示过去时间的上下文连用，而现在完成时不能与过去时间连用。,e.g.,I read the book two weeks ago.,我两周前读了这本书。,考向,中考在线,5,：,Are you a basketball player in your school?,Yes, I _ the team 3 years ago. I _ in it for 3 years. ,眉山,A. joined; was B. was joined; am,C. have joined; have been D. joined; have been,【,点拨,】,本题用语法判定法。句意：,你在你们学校是个篮球运动员吗？,是的。三年前我加入了这个队。我加入这个队已经三年了。根据,3 years ago,可知，第一个空所在句子用一般过去时，且用主动语态；时间状语,for 3 years,为一段时间，作状语时谓语动词应为可持续性动词且应用现在完成时。,D,单元语法沙龙,课堂练习,一、用所给词的适当形式填空,1. We _(begin) to learn English three years ago. We _(learn) it for three years.,2. Some of Lucys classmates _(not be) to Hainan yet.,3. My aunt _(visit) some places of interest in America and _(eat) some local food in 2013.,began,have learnt,havent been,visited,ate,课堂练习,4. _ you _(see) my iPad anywhere?, Yes. I _(see) it on your desk a moment ago.,5. Lucy _(go) to Shanghai. She _(leave) this morning.,6. I _(buy) the bike two months ago. I have had it for two months.,Have,seen,saw,has gone left,bought,课堂练习,7. Can you pour me some tea, please, Jenny?, Are you sure? I _(think) you preferred coffee.,无锡,8. Is your father at home?,No, Im afraid he _(go) out. ,盐城,thought,has gone,课堂练习,9. Wow, youve made so much progress in drawing., Thanks. I _(take) two online courses this winter holiday.,10. I dont know the words to a lot of songs, but I do know some folk songs that my grandma _(teach) me at an early age.,took,taught,课堂练习,二、单项选择,11. During Dr Mas last visit, he _ on 150 patients on the ORBIS plane. ,盐城,A. operates B. is operating,C. will operate D. operated,【,点拨,】,本题用题眼法。句意：上次马医生参观期间，他在奥比斯飞机上给,150,名病人做了手术。根据“,During Dr Mas last visit”,可知，动作发生在过去，故此处应用一般过去时。故选,D,。,D,课堂练习,12. Dad, I cant find my school ID card. Did you see _ it?,No, I didnt. I think you it! ,黄冈,A. lose B. will lose C. have lost D. are losing,【,点拨,】,本题用语法判定法。句意：,爸爸,我找不到我的学生证了。 你看到了吗,? ,不，我没有。我想你把它弄丢了,!,由“,No, I didnt.”,可知是认为对方把它弄丢了，用现在完成时。故选,C,。,C,课堂练习,13. Sally _ where she had left the car and the police found it this morning. ,武汉,A. forgot B. has forgotten,C. forgets D. had forgotten,【,点拨,】,本题用语法判定法。句意：萨利忘记她把车放在哪里了，警察今天早上找到了它。并列连词,and,连接的句子时态应保持一致，根据后半句中的,found,可知句子用的是一般过去时，故前半句也用一般过去时。故选,A,。,A,课堂练习,14. Have you watched the film ?,Yes, I _ it during the Spring Festival. What about you?,扬州,A. watch B. watched C. will watch D. have watched,【,点拨,】,本题用语法判定法。根据上句句意：你已经看过那部电影了吗,?,可知下句句意是：是的，我在春节期间看了，你呢,?,根据“,during the Spring Festival”,可知，动作发生在过去，答句应用一般过去时。故选,B,。,B,课堂练习,15. Mr Smith _ Chinese for two years. Hes much better at it now. ,北京,A. learns B. was learning,C. has learned D. will learn,【,点拨,】,本题用语法判定法。句意：,Mr Smith,已经学习汉语两年了。他现在说得好多了。根据“,for two years”,可知，学习汉语是持续到现在的动作或状态，故句子用现在完成时。故选,C,。,C,课堂小结,本节课主要学习了：,重点单词：,dream,，,passport,重点短语：,dream of / about,，,realize your dream,重点句式：,I have been there three times.,
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