Write the same differently. use to be able to. 1)i could play football when i was eleven. 2)you can't drive a car when you are fifteen. 3)paul couldn't write two years ago. 4)i can't know everything. 5)nick couldn't buy ice cream because he had no money. 6)sara can't come to your birthday party.

1. i used to play football when i was eleven. 2. you are not able to drive a car when you are fifteen. 3. paul wasn't able to write two years ago. 4. i am not able to know everything. 5. nick wasn't able to buy ice cream because he had no money. 6. sara won't be able to come to your birthday party.

i never have to go the library. or:

i don't have to go library frequently.

he can notwritestorieson tuesday10

he can notseerussia for theenvironment.

henotbe able to send200postcardson thursday.

he can notmake99largecakeson sunday.