Зделайте предложение в вопросительной и отрицательной форме they have some butter. there are some white roses in her garden.he saw somebody in our room.i`ve got somethink in my right hand.

Do they have some butter?  They haven't got any butter
Are there some white roses in her garden? There aren't any white roses in her garden. 
Whom he saw in our room? He didn't anyone in our room.
Have I got something in my right hand? I haven't got anything in my right hand