1、Unit 7 Have you ever been to a museum?,Section A 3 Grammar focus 4c,我去过北京两次。I _ _ _ Beijing twice. 2. 旅客已经上船了吗？_ the passengers _ on board yet? 3. 这个故事如何结束？How did the story _ _?,has been to,Have,Complete the sentences.,end up,gone,4. 昨天他没有去那儿，我也没去。He didnt go there yesterday. _ _. 5. 你听说过太空站吗？Have
2、you ever _ _ the space station?,Me neither,heard of/about,Have you ever been to a science museum?Yes, Ive been to a science museum./ No, Ive never been to a science museum.Have you ever visited the space museum?Yes, I have. I went there last year./ No, I havent.,Ive been to the art museum many times
3、.Me, too. And Ive also visited the nature museum.Ive never been to a water park.Me neither.,构成：have(助动词) + p.phas(第三人称单数助动词) + p.p,Present Perfect Tense,现在完成时,have not 常缩略为 havent。 has not 常缩略为 hasnt。,现在完成时的用法,ever 意为“曾经”，用于疑问句或否定句中，放在助动词与过去分词之间。 e.g. Have you ever been to Hong Kong? 你曾去过香港吗？ I have
4、nt ever spoken to her. 我未曾和她说过话。,never意为“从来没有”常与before连用，多放在助动词与过去分词之间。 e.g. I have never travelled by plane before. 我以前从来没有乘飞机旅行过。,比较：He has been to Beijing. 他曾去过北京。（人已回来，可能在这儿）He has gone to Beijing. 他已经去北京了。（人已走，不在这儿）,have been to & have gone to 区别,have / has been (to) 表示“曾经到过某地”，说话时此人不在那里，已经回来。侧
5、重指经历。 have / has gone (to) 表示某人“已经去某地了”，说话时此人可能在路上或已到那里，反正不在这里。,比较：I have seen the film. 我看过这部电影。(我了解这部电影的内容)I saw the film last month. 我上个月看了这部电影。(只说明上星期看了这部电影，不 涉及现在的情况),一般过去时与现在完成时的区别, 一般过去时只强调过去的动作；现在完成时强调过去的事情对现在的影响。 一般过去时通常与表示过去的时间状语连用；现在完成时则不能与表示过去的时间状语连用。 一般过去时单纯表示过去的经历；现在完成时表示过去的动作或状态延续到现在并
6、可能持续下去。,一般过去时的时间状语有：yesterday, last week, ago, in1980, in October, just now 共同的时间状语有：this morning, tonight, this summer, before, already, 现在完成时的时间状语有：for, since, ever, never, just, already, yet, in past years ,I. 根据括号内的要求完成下列各句，每 空一词(含缩写)。 1. My parents have come back already. (改为否定句)My parents _ _
7、back _. 2. The boys have been to Japan lots of times. (改为一般疑问句)_ the boys _ to Japan lots of times?,Have been,havent come,yet,Exercises,3. Has your sister gone to the bookstore? (作肯定回答)_, she _. 4. I have been to the theme park three times. (对划线部分提问)_ _ times have you been to the theme park? 5. The
8、movie has been on for half an hour. (对划线部分提问)_ _ has the movie been on?,How many,Yes has,How long,. 根据括号中所给动词的提示完成下列句子或对话。 1. I _ (work) in this city for 7 years. 2. How long _ she _ (live) here? Since she _ (get) a new job here.,has lived,have worked / worked,got,3. How many words _ you _ (learn) s
9、ince two years ago? 4. My mother _ never _ (hear) of this man. 5. Tom _(be) to China twice.,have,learned / learnt,has,heard,has been,4a,Put the correct forms of the verbs in the blanks.,1. A: Do you want _ (come) to the space museum?B: No, Ive already _ (be) there three times. 2. A: Have you _ (see)
10、 the robots at the science museum?B: Yes, I _ (go) there last weekend.,to come,been,seen,went,3. A: Lets _ (spend) the day at the zoo.B: Well, Ive already _ (be) there a couple of times, but Im happy _ (go) again. 4. A: How about _ (go) to the art museum? There are some special German paintings ther
11、e right now.B: Sure. When do you want _ (go)?,spend,been,to go,going,to go,5. A: Have you ever _ (visit) the history museum? B: No, Ive never _ (be) there.,visited,been,4b,Fill in the blanks with the correct forms of the verbs in brackets.,Most of us _ (see) Mickey Mouse, Donald Duck and other famou
12、s Disney characters in cartoons before. But have you ever _ (be) to Disneyland? Disneyland _ (be) an amusement park with a special theme Disney characters and movies.,have seen,been,is,There _ (be) many exciting rides, lovely restaurants and fantastic gift shops there. You can also _ (see) the Disne
13、y characters walking around the park. And have you ever _ (hear) of a Disney Cruise? This _ (be) a boat ride with a Disney theme. You can _ (take) a ride on the boat for several days and eat and sleep on it.,are,see,heard,is,take,On the boat, you can _ (shop) and have Disney parties before you _ (arrive) at the Disney island.,shop,arrive,4c,Answer the survey questions and then ask your partner.,