This's a red pen怎么改错?

This's a red pen怎么改错? That is her a red pen.改错 what color is this pen的回答可不可以是It's a red pen this's red pen 这个那. This is a pen. The pen is a red 怎么改正确在线等 This is Jim.His pen is the red.改错 this is red a pen的提问 is this a youe pen 怎样改错 this is a pen on English.改错 Is this a red car nice?改错 英语改错-what's this?-t's yellow pen. It 's a red little dragon改错 -What's this?-_________.A.It's white milk.B.It's map.C.It's red pen.D.A milk.已经知道答案是A,但不知道怎么来的,答得好我会另外加分 is this your pen?----yes,it's. 改错 This a red pen.针对a red pen 怎样提问（也就是对划线部分提问）错了，是This is a red pen. is,a,this,pen,red,连词成句 this is a red pen怎样改为一般疑问句 this is a red pen同义句转换