This is()book This is()eraser That is ()notebook That is()lD

This is()book This is()eraser That is ()notebook That is()lD This is an eraser That is a this is ( )english book that is ( )english 1.This book is mine.2.That eraser is yours.3.These boxes are 英语翻译1.IS THAT [ ]ERASER?2.THIS IS [ ]ORANGE.冠词 Is this his notebook ? Is this your notebook? This is my notebook and that is his notebook（改同意句） 1.This is( )key and that is( )eraser.2.—Is that a baseball?— That is my notebook. This is the book+that定语从句 This book is ----(expensive)than that one