Q. He went so fast that I could not keep up . . . . . . . . him.
✅ Correct Answer: (B)
with
Explanation: 'Keep up with' means 'move or progress at the same rate as someone or something else'. Hence it makes the sentence meaningful.
Explanation by: Team MCQ Buddy
'Keep up with' means 'move or progress at the same rate as someone or something else'. Hence it makes the sentence meaningful.