现在完成进行时

1、现在完成进行时,the Present Perfect Continuous Tense,Form: have/has+been+doing,the Present Perfect Continuous Tense,Part B:,The boy started having dinner five minutes ago. He is still having dinner now.,has been having,The boy _ (have) dinner since five minutes ago.,The man started working in the field half

2、 an hour ago. He is still working now.,has been working,The man _ (work) in the field for half an hour.,1. We use the present perfect continuous tense to talk about actions that started in the past and are still continuing.,Summary (1):,I have not been sleeping well since I returned home. past prese

3、nt,not being able to sleep well,Im still not sleeping well.,I returned home.,We also use the present perfect continuous tense to talk about actions that have just finished but are still connected to the present in some way.,Summary (2):,-Kelly: Sorry Im late. Have you been waiting long? -Mavis: Yes.

4、 Ive been waiting for an hour. past One hour ago Present,Mavis started waiting for Kelly.,Kelly arrives.,通常: wait, stay, sit, lie更倾向与用完成进行时,Notes:,现在完成进行时具有未完性,暂时性等特点,并带有感情色彩(如表责备,抱怨等) .,I have been waiting for you for 2 hours. (带有感情色彩,表抱怨),have been observing,have been talking,have been taking,have

5、 been watching,have seen,have been writing,We use the present perfect tense to talk about an action completed in the recent past, & the present perfect continuous tense for an action that started in the past and is still happening.,PartC Comparison:,past now future,PPT,have done,past now future,have

6、 been doing,PPCT,Li Jia _ (read) a book about Stonehenge. (She finished reading the book.) Li Jia _ (read) a book about Stonehenge. (She is still reading the book.),has read,has been reading,2.We can use the present perfect tense for repeated actions, and the present perfect continuous tense for non

7、-stop actions.,I _Egypt many times. (repeated actions) The man _ (skate) this morning. (non-stop action),has visited,has been skating,3.We usually use the present perfect tense to ask questions beginning with how many or how much, and the present perfect continuous tense to ask questions beginning w

8、ith how long .,How long have you been swimming in the lake? How many times have you swum in the lake?,4.We can use either a state verb or an action verb with the present perfect tense but we usually can only use an action verb with the present perfect continuous tense.,action: means sth. happening o

9、r changing. action verbs: eg: go, do, play,take,Notes:,2. state: means sth. staying the same. state verbs: eg: like, know, exist,1)She has had the pen for 2 years. 2)She has written many compositions with this pen. 3)She has been writing compositions with this pen.,state verb,action verb,action verb

10、,5.We use the present perfect tense, not the present perfect continuous tense, with the words like never, yet, already and ever.,( ) I have never visited America. ( ) I have already been to America. ( ) I have never been visiting America.,( ) 1. Although he has lived with us for years, he _ us much

11、impression. hadnt left didnt leave C. doesnt leave D. hasnt left,Multiple choice:,D,( ) 2. How can you possibly miss the news? It _ on TV all day long. has been B. had been C. was D. will be,A,( ) 3.- _ Dad and Vicky _ married? A. How long were, being B. How long, have C. How long have, been D. How

12、long did, get,C,Tips: 瞬间动词(die, marry, start, join, go)的肯定形式不能与表一段时间的词连用.,( ) 4. - How long _ at the job? - Since 1990. A.were you employed B. have you been employed C. had you been employed D. will you been employed,B,( ) 5. I wonder why Jenny _ us recently. We should have heard from her by now. hasnt written doesnt write C. wont write D. hadnt written,A,1)Finish the exercises on S