Respuesta :
1) Could
2) Couldn’t
3) Can
4) Can
5)Couldn’t
6) Couldn’t
7) Could
8) Can’t
9) Couldn’t
10)Could
2) Couldn’t
3) Can
4) Can
5)Couldn’t
6) Couldn’t
7) Could
8) Can’t
9) Couldn’t
10)Could
1. could 2. couldn't 3. could 4.can 5. couldn't 6. couldn't 7. could 8.can't
9.couldn't 10. could
]In these sentences the verb "can" is used as ability. Can and can't to express ability in tne present-. Could and couldn't to express ability in the past. There will be agreement of the verb can and the tense within the sentence and also its connotation