人教版八年级下册英语unit9 Section A 3ppt课件.ppt

1、1. 我去过北京两次。我去过北京两次。 I _ _ _ Beijing twice. 2. 旅客已经上船了吗？旅客已经上船了吗？ _ the passengers _ on board yet? 3. 这个故事如何结束？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。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？你听说过太空站吗？ Have you ever _

2、_ 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. Me, to

3、o. And Ive also visited the nature museum. Ive never been to a water park. Me neither. 肯定式肯定式 否定式否定式 I/You/We/They have finished the work. He/She/It has finished the work. I/You/We/They have not finished the work. He/She/It has not finished the work. 构成：构成：have(助动词助动词) + p.p has(第三人称单数助动词第三人称单数助动词)

4、+ p.p 疑问式疑问式 回答回答 Have I/you finished the work? Has he/she finished the work? Yes, you/I have. No, you/I havent. Yes, he/she has. No, he/she hasnt. have not 常缩略为常缩略为 havent。 has not 常缩略为常缩略为 hasnt。 Have you had your lunch yet? Yes, I have. I have just had it. (现在我现在我 不饿了不饿了) 表示过去发生或已表示过去发生或已 经完成的动作对

5、现经完成的动作对现 在造成的影响或结在造成的影响或结 果。果。 I have already taught him some English. John has never been to the space museum. My boy has just started junior high school. 现在完成时现在完成时常常 与时间副词与时间副词 already, never, ever, just, before, yet等连等连 用。用。 ever 意为“曾经”，用于疑问句或否意为“曾经”，用于疑问句或否 定句中，放在助动词与过去分词之间。定句中，放在助动词与过去分词之间。 e

6、.g. Have you ever been to Hong Kong? 你曾去过香港吗？你曾去过香港吗？ I havent ever spoken to her. 我未曾和她说过话。我未曾和她说过话。 never意为“从来没有”常与意为“从来没有”常与before连连 用，多放在助动词与过去分词之间。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。我以前从来没有乘飞机旅行过。 比较：比较：He has been to Beijing. 他曾去过北京。他曾去过北京。 （人已回来，可能在这儿）

7、（人已回来，可能在这儿） He has gone to Beijing. 他已经去北京了。他已经去北京了。 （人已走，不在这儿）（人已走，不在这儿） have / has been (to) 表示“曾经到过表示“曾经到过 某地”，说话时此人不在那里，已经某地”，说话时此人不在那里，已经 回来。侧重指经历。回来。侧重指经历。 have / has gone (to) 表示某人“已经表示某人“已经 去某地了”，说话时此人可能在路上去某地了”，说话时此人可能在路上 或已到那里，反正不在这里。或已到那里，反正不在这里。 比较：比较：I have seen the film. 我看过这部电影。我看过这部

8、电影。 (我了解这部电影的内容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。我上个月看了这部电影。 (只说明上星期看了这部电影，不只说明上星期看了这部电影，不 涉及现在的情况涉及现在的情况) 一般过去时只强调过去的动作；现在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。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语连用；现在完成时则不能与表示过去 的时间状语连用。的时间状语连用。 一般过去时单纯表示过去的经历；现一般过去时单纯表

9、示过去的经历；现 在完成时表示过去的动作或状态延续到在完成时表示过去的动作或状态延续到 现在并可能持续下去。现在并可能持续下去。 一般过去时的时间状语有：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：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：现在完成时的时间状语有：for, since, ever, never, just, already, yet, in past years I

10、. 根据括号内的要求完成下列各句，每根据括号内的要求完成下列各句，每 空一词空一词(含缩写含缩写)。 1. My parents have come back already. (改为否定句改为否定句) My parents _ _ back _. 2. The boys have been to Japan lots of times. (改为一般疑问句改为一般疑问句) _ the boys _ to Japan lots of times? Have been havent come yet 3. Has your sister gone to the bookstore? (作肯定回答作

11、肯定回答) _, she _. 4. I have been to the theme park three times. (对划线部分提问对划线部分提问) _ _ times have you been to the theme park? 5. The movie has been on for half an hour. (对划线部分提问对划线部分提问) _ _ 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根据括号中所给动词的提示完成下列 句子或对话。句子或对话。 1. I _ (work) in

12、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) since 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

13、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) 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:

14、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 there 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

15、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 famous Disney characters in cartoons before. But have you ever _ (be) to Disneyland? Disneyland _ (be) an amusement park with a special theme

16、 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 Disney characters walking around the park. And have you ever _ (hear) of a Disney Cruise? This _ (be) a boat ride with a Disney theme. You ca

17、n _ (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. Have you ever . You Your partner been to another province in China? lost something important