Решение:
- My friend doesn't skate very well.
- We play ping-pong in the gym.
- They don't have sisters.
- I don't live in Canada.
- Bill isn't from India.
- Mary doesn't swim in the morning.
- My dad sings very well.
- Rob can drive a car, but not very well.
- Peter lives in Canada.
- Canada is a big country.
- He can swim, but not very well.
- Peter can skate very well.
- Peter and his friends don't play together after school.
Ответ: Выбраны правильные варианты: doesn't, play, don't, don't, isn't, doesn't, sings, can, lives, is, can, can, don't.