YOU SAID:

I have done homework.

INTO JAPANESE

私は宿題を行っています。

BACK INTO ENGLISH

I do my homework.

INTO JAPANESE

宿題、片付けなきゃ。

BACK INTO ENGLISH

I must do my homework.

INTO JAPANESE

宿題、片付けなきゃ。

BACK INTO ENGLISH

I must do my homework.