Question 1 with 1 blankNunca (visite) un lugar con ruinas indígenas hasta que fui a Machu Picchu.
Question 2 with 1 blankAntes de comprar la computadora en la oficina, ellos (investigaron) lo útil que era.
Question 3 with 1 blankCuando pasaron las primeras imágenes de los astronautas ya (llegaron) a la luna.
Question 4 with 1 blankLos científicos repitieron el experimento porque la prueba anterior no les (dio) buenos resultados.
Question 5 with 1 blankYo ya (compre) un celular nuevo cuando le regalé el viejo a Camila.
Question 6 with 1 blankCuando la computadora se dañó yo ya le (decia) a mi jefe que estaba fallando.
Explanation:
Decide on the location of each verb based on the meaning. If I went to Spain, I many things during the trip. Me every day to eat tapas and Try the paella and a Spanish omelette. Me visit many castles and what to get many photos of everything. When returning home, to visit my family and everyone how much enjoyment.