Question

I haven't met him for two years .
-> It is ..................................................

Answer 1

I haven't met him for two years .
-> It is ..........two years since I haven't met him........................

Answer 2

I haven't met him for two years .
=> It is two years since I haven't met to him

Answer 3

I haven't met him for two years .
-> It is two years since the last time I have met him.

Answer 4

I haven't met him for two years .
-> It is ...two years since I last met him..............