this is a ruler.改复数
this is a ruler.改复数
this is a ruler 改为复数
英语改否定句 Is this a ruler 如何改
This is "a ruler".
That's a ruler.对 a ruler 提问.Is this an apple?改为复数句子.
This is a ruler怎么改一般疑问句
this is my ruler改为复数句肿么改啊?
This is a garden改复数
this ruler is hers.改一般疑问句
单数句变复数句This is a box.This is a bus.Tt is a ruler.This isn't
This is a ruler(对a ruler提问) ----- -----this?
That ruler is a (rectangle) 括号提问 This is a red strawberry 改复