YOU SAID:
Yesterday my mom drove me to school.
INTO JAPANESE
昨日、母は私を学校まで車で送ってくれました。
BACK INTO ENGLISH
My mother drove me to school yesterday.
INTO JAPANESE
昨日、母が私を学校まで車で送ってくれた。
BACK INTO ENGLISH
My mother drove me to school yesterday.
You've done this before, haven't you.