YOU SAID:
hello i like cheese on my pizza but not on my toast!
INTO JAPANESE
こんにちは私は私のピザではなく、私のトーストではチーズが好き!
BACK INTO ENGLISH
Hello I am not my pizza, but my toast likes cheese!
INTO JAPANESE
こんにちは私は私のピザではありませんが、私のトーストはチーズが好きです!
BACK INTO ENGLISH
Hello I am not my pizza, but my toast likes cheese!
That didn't even make that much sense in English.