7 Negative form :S +have/has + not + been +V-ingEx: I haven’t been writing my essay.Intergrogative form :Have /has + S + been + V-ing …?Ex : Have you been writing your essay ?
8 Question form :How long + have/has + S + v-ing …?Ex: How long have you been working here?How long has she been waiting?How long have they been studying English?
9 Uses The present perfect continuous expresses : An activity began in the past and is continuing nowEx: I’ve been studying English for 3 yearsA temporary activityEx: She’s been living in this house for the past few months.
10 Uses A past activity that has caused a present result I’ve been working all day ( I’m tired now)Have you been crying ? ( Your eyes are wet )Roger’s been cutting the grass? (I can smell it)
11 Notesstate verbs rarely take the continuous form have, love, like,see,understand, think… Ex : I’ve had this book for ages I’ve always loved sunny days
12 Present prefect simple vs continuous The simple expresses a complete action.we use it with if the sentences give numbers or quantitySome verbs are often used in the simple like : find, start, buy, die,lose, break, stop.An activity over a period and things that happened during the activity.Some verbs are often used in continous form like : wait, work, play, try,learn, rain.
13 Time expressions They have been studying together for ten years. My family has been living here since June.She hasn’t been working since her baby was born.
14 for since time point clause time periodsincetime pointclause
15 More examples I’ve been reading all day. Tom’s been playing in the yard since he came back home.It has been raining for three days.They have been learning Chinese for 3 years.Has your mother been cooking in the kitchen ?