4 I've just talked on the phone. I 've been talking on the phone for three hours. I' ve already watched TV. I've been watching TV for two hours. I've just written an email . I've been writing an email for two hours.
5 31 have been attending 32 has been writing 33 have you been learning 34 have been traveling 35 has been running
6 36 has been working 37 have not been 38 have you finished 39 have been packing 40 has known 41 has been cooking 42 has the dog chewed 43 have bought 44 have been walking
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4I've just talked on the phone.
I 've been talking on the phone for three hours.
I' ve already watched TV.
I've been watching TV for two hours.
I've just written an email .
I've been writing an email for two hours.
5
31 have been attending
32 has been writing
33 have you been learning
34 have been traveling
35 has been running
6
36 has been working
37 have not been
38 have you finished
39 have been packing
40 has known
41 has been cooking
42 has the dog chewed
43 have bought
44 have been walking