Present Perfect Continuos Tense

Present perfect continuous biasa digunakan untuk menyatakan kegiatan yang dimulai pada waktu lampau dan masih berlangsung sampai sekarang (sampai sekarang belum selesai).

                                    S + has/have + been verb-ing + [C]

Example :

a.       How long has been he been writing a paper ?

b.     I have been waiting for this event since I watched this film.

c.      (+) Rey has been swimming for  1 hour.
(-) Rey has not been swimming for 1 hour.
(?)  Has Rey been swimming for 1 hour ?

·         Yes, he has.

·         No, he has not.

Source:

A Handbook of English Grammar: Panduan Lengkap dan Praktis Belajar Tata Bahasa Inggris: Imam Baehaqi


Source Picture:

https://www.google.co.id/search?q=Present+Perfect+Continuous+Tense&source=lnms&tbm=isch&sa=X&ved=0ahUKEwii5amX4tfTAhXJrI8KHXXjBRgQ_AUICygC&biw=1707&bih=766#imgrc=ZFxl1QZsigOM5M: