Multiple choice

Directions: Fill in the blank with the most appropriate option.

Edison __________________ newspapers before he became a famous inventor.

  1. sold

  2. had sold

  3. was selling

  4. had been selling

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

The past perfect tense 'had sold' is used to describe an action that was completed before another action in the past (becoming a famous inventor).