It is orange ruler和This is my telephone number这两句哪里错了?

It is orange ruler和This is my telephone number这两句哪里错了? This is my telephone number .Please remember it This is my an old ruler.哪里错了 this my old ruler只能从这几个里找 this is my a ruler不能去掉,哪里错；额 -Look!This is my ruler.-It nice.- . My telephone number is什么? This is my telephone number改为一般疑问句 this is my telephone number.Please c___ me This is my ruler,That's you ruler 这句话有错么?错在哪里? Spell an “orange”,please?哪里错了?the pen and the ruler is blue. Is that a ruler? Yes,it’s 哪里错了 The ruler is orange.同义句It's[ ] [ ]ruler