Multiple choice

Directions: Mark the most suitable option to fill in the blank to make a logical sentence.

I had _______ (do) my homework.

  1. been done

  2. did

  3. been doing

  4. doing

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Case of past perfect countinuous tense: we use 'had + been + verb+ing' in such cases.