English MDCAT Exams Quizzes MCQs Quizzes Active and Passive Voice Online Test 6

Question:
I am not doing sums.

Option A):
Sums have not been done by me.
Option B):
sums are not being done by me
Option C):
Sums had not been done by me.
Option D):
Sums were not being done by me.

Correct Answer is Option B):
sums are not being done by me