He is a good boy（改否定句）

He is a good boy（改否定句） He is a boy改否定句 I think he is a good boy.(改为否定句） I ( )( )he( )a good bo整末改 This is a book.(变成否定句） He is a good boy.(变成一般疑问句） She is in He is a boy 改为否定句 怎么改英语I have a good friend （改否定句）The boy has a big nose（改否定句） He is a good boy.(感） he is a good boy.（感叹句） he is a factory worker.改否定句怎样改 She is always a good student.改否定句 he,a,is,good,boy连词成句 maybe he is a teacher改为否定句怎么改?