Respuesta :

could, couldn't, could, could, couldn't, could, could, could, couldn't, couldn't, could

Answer:

A:

1. Could

2. Couldn't

B:

1. Could

C:

1: Could

2: Couldn't

D:

1: Could

2: Could

F:

1: Couldn't

2: Could

Explanation: ta-da! :]