I have an eraser 对an eraser提问一定过要写过程

I have an eraser 对an eraser提问一定过要写过程 I have an eraser同义句 i have an eraser.改为否定句 I have an eraser改为特殊疑问句 I have an new eraser.哪里错了 Many I have an eraser?的同义句 I have an eraser in my hand.改为同意句 This is an eraser 对an eraser 提问 Thay's an eraser in English.(对 an eraser 提问) I have-----pen and ----eraser.1、a；a 2、a；an 3、an a ：Do you have an eraser?he asked me.改为复合句 he asked me do i have an eraserhe asked me---an eraser 3个空 Do you have an eraser?Yes,I do.I only have a small. an eraser 还是 a eraser I have an eraser in my hand .(改为同义句） I have a ruler ahd an eraser.(改为否定句） there is an eraser on the desk 对划线句提问 an eraser 划线 英语中,同样表示数量1的a和an该怎样区别?比如:I have a pencil.:I have an eraser.(这句可能不对,不看也罢):The teacher erases the sentence with an eraser. an eraser 怎么读