Answer:
The correct answer is A. Nadábamos
Explanation:
We used to swim, corresponds to the imperfect preterite, translated as "soliamos nadar"/"nadabamos"
Said tense refers to past situations, without relevant time limits.
Question 13) D
Question 14) D
Question 15) D
Question 16) B
Question 19) C
1. sacamos
2. trabajan
3. compra
4. uso
Ella es una muchacha muy bonita