Question

Hace dos anos yo no (poder) nadar pero ahora puedo.

A. puedo
B. podia
C. pude
D. pueda

Answer 1

the answer is B, podia.
The sentence means:
Two years ago, I couldn't swim, but now I can.

The word that best fit in the sentence was podia, which means couldn't.
Glad to help :-)

Answer 2

Answer:

podia (:

Explanation: