英语错误病句？

1 There are three vases in the room
2. They are on the ..
3. .....shoes
4. What else...
4. ...sing

1 are---is
2 in--on
3 shoe--shoes
4 what's--what
5 singing--sing

1.There are three vsae in the room。
There are three nouns in the room。

2.They are in the second floor.
they are at the second floor.

3.Look,it's between my shoe.
Look, It's inside my shoe.

4.What's else do you want?
What else do you want?

5.They can singing it togetther.
They can sing it together.

There are three vsaes in the room
They are on the second floor
Look,it's between my shoes
What else do you want
They can sing it together