• Brainly User

This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Present - have
perfect - been
continuous -- verb+ing
structure : have / has + been + verb + ing
i have been waiting for you for two hours.
Subject + auxiliary verb + auxiliary verb + main verb 
                   have              been              base + ing

ex-- i(subject) + have(auxiliary verb) + been(auxiliary verb) + talking(base+ing) + too much.
                    hope it helps. pls mark it as best ans if u like it.

1 5 1