That is a ruler作复数句

That is a ruler作复数句 Is that a ruler?(改为复数句） That is ruler改为复数句 That is a ruler 变为否定句 That's a ruler.对 a ruler 提问.Is this an apple?改为复数句子. that is a ruler this is a girl student he is a student the woman teacher is english 改复数句 Is it your ruler?改为复数句 This is his ruler(改为复数句) That is my key(改为复数句) These are his brother Is that his ruler(作肯定回答) That ruler is a (rectangle) 括号提问 This is a red strawberry 改复数 That is a ruler 回答 it's a ruler?改复数句 this is a ruler 改为复数 this is a ruler.改复数 lt is a ruler(改为复数） That is her ruler.(否定句） That___ ____her ruler. 将下列英语句子改为复数句,1.This is a cup2.Is that an orange?3.Is the boy your friend?4.That is Alan‘s jacket.5.It is a ruler That is her ruler改为同义句