YOU SAID:

why are you trying to do this when you dont need to do when i did but how when who yes do when hello

INTO JAPANESE

私がやったときはする必要がないのに、なぜこれをやろうとしているのですか、しかし、いつ誰がそうするのですか、こんにちは

BACK INTO ENGLISH

Why am I trying to do this since I don't need to do it when I do it, but when and who does it, hello

INTO JAPANESE

やるときはやる必要がないのに、なぜこれをやろうとしているのか、いつ誰がやるのか、こんにちは。

BACK INTO ENGLISH

I don't have to do it when I do it, so why am I doing this, and when and who will do it, hello.

INTO JAPANESE

やるときはやらなくてもいいのに、なぜやるのか、いつ誰がやるのか、こんにちは。

BACK INTO ENGLISH

Hello, you don't have to do it when you do it, but why do you do it, when do you do it, and who does it?

INTO JAPANESE

こんにちは、やるときにやる必要はありませんが、なぜやるのか、いつやるのか、誰がやるのか。

BACK INTO ENGLISH

Hello, you don't have to do it when you do it, but why do you do it, when do you do it, and who does it?