1. b) I have already played with my brother
c) I have already cooked a dinner
d) I have already congratulated my friend
2. b) I went to the cinema
c) I visited a doctor
d) I laughed at my friend
3. b) I havent done my homework yet
c) I havent eaten yet
d) I havent bought a bottle of water yet
4. b) I didnt go on concert yesterday
c) I didnt go for a walk yesterday
d) I didnt visit my mother yesterday