YOU SAID:
i have homework to do
INTO JAPANESE
私はするべき宿題があります。
BACK INTO ENGLISH
I have homework to do.
INTO JAPANESE
宿題があります。
BACK INTO ENGLISH
Do my homework.
INTO JAPANESE
私の宿題をしないでください。
BACK INTO ENGLISH
Do my homework.
You've done this before, haven't you.