YOU SAID:

My friend has vomits in his dog´s mouth

INTO JAPANESE

私の友人は犬の口の中に嘔吐物を持っています

BACK INTO ENGLISH

my friend has vomit in his dog's mouth

INTO JAPANESE

私の友人は犬の口の中に嘔吐しました

BACK INTO ENGLISH

my friend vomited into the dog's mouth

INTO JAPANESE

私の友達は犬の口の中に嘔吐しました

BACK INTO ENGLISH

my friend vomited into the dog's mouth