This is my book.(改为复数形式) There is a nice cat in the tree.(改为复数形式)_英语解答

This is my book.(改为复数形式) There is a nice cat in the tree.(改为复数形式)
Those are rulers.(改为单数形式)

人气：139 ℃　时间：2019-08-21 19:08:13

解答

These are my books
There are nice cats in the tree.
this is a ruler.