He, in turn, inspected me carefully, as if to make sure I grasped the significance of his statement. (Para.3)
A.
As a result, he looked at me closely as if he wanted to make sure that I understood the importance of what he had said.
B.
In sequence, he looked at me closely as if he wanted to make sure that I understood the importance of what he had said.
C.
He took turns to look at me closely and check whether I have understood the importance of what he had said.