Напишите данное предложение в present,past,future,indefinite tense в положительной,вопросительной,отрицательной формах. I work much at my paper

I work much at my paper
I don't work much at my paper
do I work much at my paper
 I didn't work much at my paper
I worked much at my paper
did i work much at my paper
 I will work much at my paper
I won't work much at my paper
will i work much at my paper