we have already read and written 改为否定句

We have done some cleaning already.改为否定句 I have already read the book twice.(改为否定句）I___read the book The PUPi|S haVe already read thiS bOOK.改为否定句,The PUPilS( )re Lily has already read this new book.(改为否定句) tom and jerry have already lived togther 改为一般疑问句 和否定句 下列句子改为否定句a）I have already read this book four times.b)He has 1.Mary has written a postcard to her aunt already(改为否定句) I have already seen the film （改为否定句） I have already had breakfast.怎么改为否定句? They have already finished their homework（改为否定句） i have already had some plans 改为否定句 I have already bought a bike.(改为否定句)