This is my ruler.(划线部分提问)my ruler画线

This is my ruler.(划线部分提问)my ruler画线 I can spell "ruler"对划线部分提问：划线部分：spell "ruler" My pen is gree This is my ruler中的my ruler怎么提问? This is Tom' s ruler,画线部分为Tom' s ruler,对画线部分提问 I'm using my brother's ruler(my brother's ruler)对画线部分提问 对画线的部分提问.1.The pen is two yuan ._________2.My ruler is bule this is a yellow ruler.（对划线部分提问） This is a ruler.(对划线部分提问) This is a red ruler对划线部分提问 This is a ruler.(对画线部分提问) a ruler 下面有线! This is my yellow ruler This is my ruler.改错