YOU SAID:

I need to pick up the jeep from my brother and drop the dog off at the vet

INTO JAPANESE

兄からジープを拾い、獣医に犬を降ろす必要があります

BACK INTO ENGLISH

I need to pick up a jeep from my brother and drop the dog to the vet

INTO JAPANESE

兄からジープを拾い、犬を獣医に落とす必要があります

BACK INTO ENGLISH

I need to pick up a jeep from my brother and drop the dog to the vet