He is ignorant __ what he pretends to know.
(A) to
(B) about
(C) from
(D) of
Correct Answer is: D
He is ignorant __ what he pretends to know.
We provide best books and information of all over the world.
We provide best books and information of all over the world.
He is ignorant __ what he pretends to know.
(A) to
(B) about
(C) from
(D) of
Correct Answer is: D