Complete the sentences in example : 1. whosw desk is that ? (mike) 2.whosw book is it ? (my brother) 3.whose umrella is it ?(mr brown) 4. whose key is that ? (the doctod) 5. whose telephone number is this ? (my grandmother) 6. whose dog is that ? (his aunt) 7. whose adress is this ? (our friends)

Below are the completed sentences based on the prompts provided, using the possessive case ('s for singular or irregular plural, and ' for regular plural nouns):

1. Whose desk is that?
   It is Mike's desk.
2. Whose book is it?
   It is my brother's book.
3. Whose umbrella is it?
   It is Mr. Brown's umbrella.
4. Whose key is that?
   It is the doctor's key.
5. Whose telephone number is this?
   It is my grandmother's telephone number.
6. Whose dog is that?
   It is his aunt's dog.
7. Whose address is this?
   It is our friends' address.
   (Note: Since "friends" is plural ending in -s, only an apostrophe is added at the end).

Would you like to practice more exercises on possessive nouns or possessive pronouns?