This is a red ruler对划线部分提问划线部分：a red ruler

This is a red ruler对划线部分提问划线部分：a red ruler This is a red ruler 用a red ruler 提问 Is this red ruler ( is,a,this,red,ruler 连成句 This is a red apple.该成疑问句 lt‘s a ruler in English .对a ruler提问 This is a ruler(对a ruler提问) ----- -----this? It is ( )ruler. A.a long red ruler B.a red long ruler C.long ruler D.red ruler 选择题What's this?A.It's Z.B.It's red.C.This is ruler. That ruler is a (rectangle) 括号提问 This is a red strawberry 改复数 This is a jacket in English.(提问） The ruler is red.(提问） Her ruler is red对red的提问 This is a red book.对red提问怎么答? this is a yellow ruler.（对划线部分提问）a yellow ruler。是划线部分 That's a ruler.对 a ruler 提问.Is this an apple?改为复数句子. This is a ruler.(对画线部分提问) a ruler 下面有线! This is a green ruler 对a green ruler 提问.怎么提? (1)This jacket is black (对black提问)(1)This jacket is black (对black提问) (2)It is a ruler(对a ruler提问) (3)It is black and white(对black and white提问) (4)That is a red cup(对cup提问) (5)That is my key(改成一般疑问句) This is a ruler and That a ruler ,too和That is aruler and This is a ruler,too那个对,为什么