Fill in the blanks with the right form of the verb could.
1.When I was ten,I________play the violin.It was too difficult for me.
2.My sister________walk with difficulty after the accident.
3.Yesterday,I_________do the exercise alone so I called Carolina to help me.
4.Marcel_______play tennis last Saturday because he broke his arm.
5.I______speak English before I went to school.
6.My grandmother___________ play chess,and she was the best!
7.Dan______eat because he was ill.
8.Mozart_______play the piano when he was three
9.I'm curious,______you swim when you were six?
10.________you read and write when you left kindergarten?




help me pls​