YOU SAID:
You better put away your homework
INTO JAPANESE
宿題を片付けたほうがいいよ
BACK INTO ENGLISH
You'd better finish your homework.
INTO JAPANESE
宿題を終わらせたほうがいいよ。
BACK INTO ENGLISH
You had better finish your homework.
INTO JAPANESE
宿題を終えた方がいいですよ。
BACK INTO ENGLISH
You had better finish your homework.
That didn't even make that much sense in English.