ехать, поехать, ездить, поездить
Please take a look the following sentences, are they correct? what exactly are the differences in meaning and nuances?
ехать - Мы ехали в зоопарк вчера. We were going to the zoo yesterday. (maybe for some reason we didn't arrive at zoo)
поехать - Мы поехали в зоопарк вчера. We went to the zoo yesterday (we arrived at the zoo, and then went back)
ездить - Мы ездили в зоопарк вчера. We were traveling to zoo yesterday. ( maybe we were traveling several times between zoo and home?,)
поездить - Мы поездили в зоопарк вчера. We traveled to zoo yesterday. (maybe we traveled several times back and forth between zoo and home?)
Thanks