Hey there!
I think you'd fill in the blank with "Cuantos".
dang i never seen that one before
Explanation: ¡De nada!
Answer:
Nadar in the present tense would be conjugated to:
nado | nadamos
nadas | - spain conjugation
nada | nadan
The pharmacist prepared that medicine. Not this one.
Explanation:
the 2nd one