English Grammar - Verbal Ability - General Aptitude (GA) Previous Year Questions

In the given text, the blanks are numbered (i)–(iv). Select the best match for all the blanks.
Prof. P ___(i)___ merely a man who narrated funny stories. ___(ii)___ in his blackest moments he was capable of self-deprecating humor.
Prof. Q ___(iii)___ a man who hardly narrated funny stories, ___(iv)___ in his blackest moments was he able to find humor.

Had I learnt acting as a child, I ________ a famous film star.
Select the most appropriate option to complete the above sentence.

“You are delaying the completion of the task. Send ________ contributions at the earliest.”