Turn the nouns in the Genitive in the following senteces into the plular:
1. This child's schoolbag is very dirty.
2. The roof of the house in new.
3. The girl's dress in long and red.
4. This woman's shoes are very expensive.
5. This boy's parents leave fot Italy every summer,
6. Her brother's bike in cheap.
7. The windows of my room is very clean now.
8. The blade of the knife in very sharp.