Can or could?

I know how to speak English and French. I _______ two languages.

Ignacio ______ skiing very well. He should practice a lot.

Martha _______ draw pictures when she was 5 years old. She created very nice pieces of art.

David ________ sleep last night. He had a nightmate.

My little brother _________ ride a bike, now he _______ do it and it's his favorite free time activity.

Tim and Andrea are really athletic. They ________ run very fast.

David has a broken leg. He _________ walk.

When they were at elementary school, they _________ play the violin. Now, they can't do even read any partitures.

Adam went fishing yesterday noon but he __________ catch any fish.

My aunt is really talented, he _______ make puppets. That's awesome!