2 He has been cooking all morning.
3 I haven't been feeling well.
4 You haven't been practising enough!
5 They have been playing football.
6 They have been watching too much TV!
d 2 I have been waiting for you for ages.
3 He hasn't been sleeping enough.
4 I haven't been learning English very long.
5 How long have you been eating?
6 They have been doing their homework for three hours.