Complete with the present perfect continous for the verb in brackets. 1.My parents ____ (donate) money to WWF for a long time 2.The eco helpers ____ (plant) the trees all the morning 3. She ____ (collect) the rubbish to recycle for a week 4.Engineers ____ (design) the green car for a long time 5.Tony ____ (talk) talk on the phone for two hours 6. I ____ (look) for my keys since 11 a.m.
My parents have been donating money to WWF for a long time.The eco helpers have been planting the trees all morning.She has been collecting the rubbish to recycle for a week.Engineers have been designing the green car for a long time.Tony has been talking on the phone for two hours.I have been looking for my keys since 11 a.m.