It was necessary to _____ the factory building as the company was doing more and more business.
Freedomloving young students dislike being restricted by rules, especially ________ which are “outdated” in their eyes.
—How anxious Ruby is! I wonder what on earth she ________.—I'm afraid nobody knows. She is always so strange.
The moonlight was quite bright, and about fifteen yards up the road there was a deep ________ thrown by a tree.
—Robert, I failed again!—Don't worry, you'll get chosen for the team. ________.
________ many countries in Latin America have been trying to reduce gaps in income, America has allowed inequality to grow.