Is that an eraser?的回答

Is that an eraser?的回答 It is an eraser. It is an eraser? That is ( ) eraser. --is that( )eraser?--yes,it,s( )eraser. This is an eraser That is aThis is an eraserThat is a plate变复数句 it is an eraser的复数形式!helpit is an eraserThis is my pencilIs that a photo of mineShe is our teacherIs this book on the desk 英语写负数形式的句子This is a ruler.Is that his book?It is an eraser.That is my brother. 选择合适的语句填空 问：what is that 一 that an eraser 二 it is eraser 三 this is a map 四 见下方it is a jacket _ has an eraser .This is her eraser .横线上天什么 这句话的翻译 This is a pen and that’s an eraser.可不可以写成This is a pen and that is an eraser.呢? This is an eraser 对an eraser 提问 is this your an eraser?是不是对的， what is on the table?回答what is on the table?A It's an eraser B They're eraser C That's an eraser D The eraser 选哪个 为什么?如何理解提问主语? she的适当形式填空,Is that ____ (she) eraser Is that your eraser?(改为同义句）Is----------eraser-----------? that's an eraser改为复数句 That is an eraser.变否定句、 一般疑问句RT还有肯定回答