найдите и исправьте ошибки: 1.I can play basketball and badminton. I often play this game. 2. I have got a sister.These

1. I can play basketball and badminton. I often play these games. (games  - множественное число)

2. I have got a sister. These are my sister’s toys. 

3. How many games did you buy? (a game  - исчисляемое существительное)

4. He often sees these children at the stadium. (children  - множественное число)

5. These pupils are doing their homework now.