One question! will give brainliest answer!

21. explain the difference between the preterite and the imperfect.

Imperfect says that the past action did not have a definite beginning or a definite end. You have now learned the basic difference between the preterite and the imperfect: The preterite tells us specifically when an action took place.

Choose the sentences that are true. the observatory of mount tololo: is in the sahara desert has the largest telescope in the southern hemisphere are allowed student visits every saturday has free tours. i know little spanish so i had to look this up. i know simple spanish. sorry : (

B. por especies marinas d. por ningún tipo de especies