1. I don't have a bookshelf in my room.
-> There is no bookshelf in my room.
6. My new friend’s eyes are big and black.(HAS)
My new friend has big and black eyes.
7. A city is noisier than a village. (PEACEFUL)
A village is more peaceful than  a city.
8. There’s a post office on one side of my house and a café on the other. (BETWEEN)
My house is between a post office  and a café.
9. It is essential that you do your homework before going to school.(MUST)
You must do your homework before going to school