YOU SAID:
he wants me to go shopping with him to buy cake
INTO JAPANESE
彼は私にケーキを買うために彼と一緒に買い物に行きたいです
BACK INTO ENGLISH
He wants to go shopping with him to buy me a cake
INTO JAPANESE
彼は私と一緒に買い物に行きたいです
BACK INTO ENGLISH
He wants to go shopping with me
INTO JAPANESE
彼は私と一緒に買い物に行きたい
BACK INTO ENGLISH
He wants to go shopping with me
You've done this before, haven't you.