You can sleep here.

(a)  

You can brush your teeth here.

(a)  

This room is under the house.

(a)  

You can cook here.

(a)  

I have dinner with my family in this room.

(a)  

This is the building where we live in.

(a)  

You can find flowers and grass here.

(a)  

When you enter the house, you will see this room.

(a)  

Let's go up to the second floor through this way.

(a)