I an eating an apple.（ 改为否定句）

I an eating an apple.（ 改为否定句） It's an apple.(改为否定句) It is an apple改为否定句 she is edting an apple.(改为一般否定句） is it an apple(改为否定句） This is an apple 改为否定句,怎么改? 句型转换.1.That is an apple.（改为否定句) ______ ______ an apple. you eat an apple 改为否定句是you are not eat an apple吗 i have an eraser.改为否定句 I can see an apple 改成否定句 英语否定句怎么改?there s an apple on the desk改为英语否定句 Give him an apple.(改否定句)