I was at school yesterday.
Was she at your party last week ?
I wasn't at home 2 hours ago.
You were at home two days ago.
We weren't at home.
Were they on TV last weekend?
Could you pass me salt,please?
Could she go to the party ?
Could you buy me a new shirt,please ?
Could you be so nice and buy me this bag,please ?
Could I go to the disco today ?
I could swim.
I could buy this for you.
I could pass you tomatoes.
I could go with you.
I could drink cola.
I could't go with you,I was ill.
I couldn't swim when I was 10.
I couldn't do this ,I was at school.
I couldn't murder her,I was in Lublin.
I couldn't buy this,I didn' have enough money.