2018年秋外研版高中英语选修六课件：M4P2 Grammar(共19张PPT)

1、 The present perfect progressive: 1. shows that an event, activity or situation that began recently, or in the past, and continues to the present. Colin has been raking the leaves for hours. The present perfect progressive 2. can be used to describe an event, activity or situation that began in the

2、past and ended only a short time ago. John has been playing the guitar all morning, and now his fingers hurt. 3. is often used to answer the questions How long? or Since when? I have been teaching English since 1963. Paul has been speaking English for five years. Some verbs are not used in the prese

3、nt perfect progressive tense. These are the stative verbs that do not describe motion or activity: be / have (possess) / hear / know / like / love / prefer / recognize / see / suppose / understand / want / wish These verbs are used in the present perfect simple, not the progressive. Joey has known J

4、anice since 1989. (not has been knowing) The present perfect progressive tense answers the questions How long? and Since when?, but not How many/much? For these, we use the present perfect simple. Bob has been playing chess three times a week since 1987. Bob has played chess three times this week. (

5、not has been playing) The general rule for construction of the present perfect progressive tense is: has/have + been + verb + -ing The dog has been chasing the mailman. In negative statements, not is put immediately after has/have and before been. Mrs. Thompson has not been teaching for very long. S

6、tructure In questions, the subject and has/have change places. Statement: The two boys have been looking for the lost ring. Question: Have the two boys been looking for the lost ring? Present perfect progressive tense describes an action that began in the past, continues in the present, and may cont

7、inue into the future. This tense is formed by using has/have been and the present participle of the verb (the verb form ending in -ing). The CEO has been considering a transfer to the state of Texas where profits would be larger. Liu Fang has played the pipa since the age of six. Shes given concerts

8、 since she was eleven. Read the sentences and decide if the statements are true. Liu Fang still plays the pipa. She only played the pipa when she was six. She has given concerts regularly since the age of eleven. She only gave concerts when she was a child. 1 T F T F 现在完成时强调状态或类似于状现在完成时强调状态或类似于状 态的某

9、种工作的持续。态的某种工作的持续。 Read the sentences and answer the questions. Liu Fang has been playing the pipa for the last three hours. Shes been performing concerts every day since last month. What tense are the two sentences using? Present perfect progressive 2 2. Which of these things is true about the sente

10、nces? a. The people started doing these things in the past and are still doing them. b. The people do these things every day. c. The actions take a very long time to complete. 现在完成进行时强调动作的持续进行现在完成进行时强调动作的持续进行 have you been doing have been giving been playing have been playing been doing have been le

11、arning Activity 3Activity 4 went studied has been living has been playing performed bought have been listening 34 Making sentences with the present perfect progressive tense. 1 Liu Fang has been living as an international music star, famous for her work with traditional Chinese instruments, ever sin

12、ce she moved to Canada in 1996. 2 I have been making a poetry of sound since I started playing the pipa. 3. Listeners have been experiencing the power and the beauty of the music, like enjoying a beautiful poem or painting ever since the electric pipa was invented. 4. I have been enjoying playing an

13、d I have been enjoying performing in public for many years. 5. I have been working with many composers, and I have also been composing my own music since 2006. 6. I have been using elements from different cultures. 1. I wont tell the student the answer to the math problem until he _ on it for more t

14、han an hour. (2016湖北湖北) A. has been working B. will have worked C. will have been working D. had worked 2. Cathy is taking notes of the grammatical rules in class at Sunshine School, where she _ English for a year. (2017湖南湖南) A. studies B. studied C. is studying D. has been studying 3. I have got a headache. No wonder. You _ in front of that computer too long. (2017江西江西) A. work B. are working C. have been working D. worked 1 十多年来这十多年来这3个孩子一直靠他们的姥爷、个孩子一直靠他们的姥爷、 姥姥养活。姥姥养活。 The three children have been sponging on their grandparents for over ten years. 2 自从退休后我一直在做这工作。自从退休后我一直在