Мой сын тоже играет на рояле

My son also plays the piano

Объяснение:

a: doll, window, chair, sofa, cat, pupil, hand, plate, pen, lion, mouse, baby, friend, dinner, computer, family, bear, frog, horse, snake, zebra, girl, boy, mother, doctor, policeman, house, table, footbal, plw, cow, rabbit, schoolbag, chair, cap, tree, father, crocodile, book, pencil, child, lemon, park, garden, coat, bus, snowball, остальное на an

1. haven't played; was

2. visited; went

3. have, choosen; bought

4. have, seen; watched 

5. forgot, didn't said 

6. has broken; fell

7. did you sell; saw, have bought

8. finished, painted, put up

9. have lost; ran

х_х