use the prossessive form of the nouns in the bracket . could you correct my grammar 1. This is our ( teacher) spectacles)
A. This is our teacher's spectacles.
2.  This is a (lady)  bags.
A.This is a lady's bags.
3. These are (children) books.
A.These are children's books.
4. He is Mr (peters) brother.
A.He is Mr Peter's brother.
5. Gobin goes to his (sister) school.
A.Gobin goes to his sister's school.
7. These are (soldiers )guns. 
A.These are soldier's guns. 
8. She goes to a ( girls )  school.
A.
 She goes to  girl's school.
9. Robi is our (boss )son.
A. Robi is our boss son.
10.
This is his ( sons) house.
A.
This is his son's  house.
___________________________________________________________________________________&_________
@@@
Make the following plural.
1. The tiger's tail.
A.   The tigers  tails.
2. The boy's toy..
A.
. The boys  toys.
3.  The man's dress.
A. 
 The mans dresses.
4. The thief's adda. 
A. The thieves adda.
5. The horse's tail.
A. The horses tails.
6 . The girl's hair.
A. The girls  hair.
7. The woman's voice .
A.  The women  voices.
8. The dog's bark.
A.The dogs  bark.
9. The wife's voice .
A.The wife's voice
10. The bird's wing.
A. The birds  wings.
11. The boy's bat ..
A. The boys   bat.
------ - _--------------------------- -------------

Re_write the sentence using ('s) 

1. Amal is the cousin of Bimal .
A.Amal is the  Bimal's cousin .
2 . Mita is the wife of Mr Roy.
A. Mita is the  Mr Roy's wife .
3. Doll is the daughter of the Bosses.