Wrong use of Possessive

Incorrect	Correct
1.      I must take your leave.	I must take leave of you.
2.      One of his family members is dead.	One of the members of his family is dead.
3.   His English knowledge is poor.	His knowledge of English is poor.
4.   I request your favour to grant me leave.	I request the favor of your granting me leave.
5.   My brother’s all pens are lost.	All the pens of my brother are lost.