Change these sentences into plurals

IV. Change these sentences into plurals(1,5pts):

1. This house is big. ___________________________________________________

2. Is it your pen? ___________________________________________________

3. Is that couch small? ___________________________________________________

4. It’s a big bookshelf. ___________________________________________________

5. What’s that? – It’s an eraser. ___________________________________________________

6. There is an armchair in the living room.  __________________________________________