Present Perfect Continuous Tense

โครงสร้าง  :  has , have  +  been  +  V.ing

 ประโยคบอกเล่า

 Subject  +  have,has  +  been  +  V.ing 

Ex.  She has been waiting for a long time.

         They have been studying English for eight years.   

 ประโยคปฏิเสธ

  Subject  +  have,has not  +  been  +  V.ing

 Ex. She has not been waiting for a long time.   

         They have not been studying English for eight years. 

 ประโยคคำถาม

  Have,Has  +  Subject  +  been  +  V.ing ?

 Ex.  Has she been waiting for a long time?

          Have they been studying English for eight years?  

 Verb ที่ใช้ใน Present Perfect Continuous Tense

         Long - action Verb

 ~stay  learn  lie  sit  stand  study  rest  read  work  wait  play  etc.~

เนื้อหาเพิ่มเติม

  Present Simple                       Present Continuous                      Present Perfect