my rulers are in the schoolbag一般疑问句

my rulers are in the schoolbag一般疑问句 Are there too rulers in the pencil case?怎么回答? what are the school rulers 同义句转换,There are three rulers in his pencil box.( ) ( )three rulers in the pencil box. This is my book.(改为复数形式) There is a nice cat in the tree.(改为复数形式)Those are rulers.(改为单数形式) This is my book.改为复数形式 There is a nice cat in the tree.改为复数形式 Those are rulers 单数形式 There are some rulers in my pencil box变一般疑问句并作否定回答 how mang rulers are there in the pencilbox这句话对么,为什么要加are there There are many rulers in the pencil case .对many提问,怎么提?还有,I need my ( ) ruler .It's under the bed .The old one is in my drawer . what color are the rulers?_________are green Are the rulers blue?写出否定回答（ （ ) ( There are ｛many(画线部分)｝ rulers in the pencil case.（就画线部分提问） 用my,his,her,our,their填空Are there the pupils'rulers?No,ther're not._____rulers are long. There are two rulers in my pencil case.(two是划线部分,对划线部分提问） 1.These are my friends.2.Those aren is jackets 3.Are they rulers?4.The keys are yellow.5.Are those your pencils?都改成单数句 there isn't a book and four rulers in my 请问There are some pens and rulers in the pencil-box.改为一般疑问句怎么改Are there__ pens __rulers in the pencil-box? There are some rulers on the desk.(划线提问)