i have already had some plans 改为否定句

i have already had some plans 改为否定句 I have already had breakfast.怎么改为否定句? I have already had lunch.改为否定句. We have done some cleaning already.改为否定句 I've already had a sleep改为否定句 I have already had my lamb .变为否定句 I have some bread 改为否定句 I have some cakes.改为否定句 I have already seen the film （改为否定句） I have already bought a bike.(改为否定句) I have already been to beijing 改为否定句 i have already been to ocean park.改为否定句