YOU SAID:
I went to the store today to buy a cake for my birthday.
INTO JAPANESE
私は誕生日にケーキを買うために今日店に行きました。
BACK INTO ENGLISH
I went to the store today to buy cake for my birthday.
INTO JAPANESE
私は誕生日にケーキを買うために今日店に行きました。
BACK INTO ENGLISH
I went to the store today to buy cake for my birthday.
You've done this before, haven't you.