Question

PLZ HURRY IT'S URGENT!!!!!

Which word group best completes the sentence without introducing an inappropriate shift in tense?
He had been reading a book

A. when the thunderstorm is starting.

B. when the thunderstorm will start.

C. when the thunderstorm starts.

D. when the thunderstorm started.

Answer 1

D. when the thunderstorm started.

TIP: Read out loud each option. The only one that sounds correct is "D".

"Had been" is PAST perfect tense. "Started" is PAST tense. The other three options deal with the present.