we / study / four years
We have been studying for four years.
They / build the wall / 2012
They have been building the wall since 2012.
clean / two hours
She has been cleaning for two hours.
play / 2008
He's been playing since 2008.
he / read / all afternoon
He has been reading all afternoon.
he / wait / hours
He has been waiting for hours.
She / work / last six months
She has been working for the last six months.
travel/I turned 21
I have been traveling since I turned 21.
he / try to fix the car /all night long
He has been trying to fix the car all night long.
take care of my dog / I adopted him
I've been taking care of my dog since I adopted him.
learn English / I joined ALC
I've been learning English since I joined ALC.
she / run / twenty minutes so far.
She's been running for twenty minutes so far.
Jill / usually / eat fast food / but recently / eat home-cooked meals.
Jill usually eats fast food but recently she's been eating home-cooked meals.
The field is all wet because (rain)...
it's been raining
Joe is sweaty because... (work out)
he's been working out
Rachel isn't hungry for dinner because... (eat a lot of snacks).
... she's been eating a lot of snacks.
