If it ________ for the heavy rain then, we would have arrived here ahead of time.
In view of all sorts of rumors and guesses, experts carried out some careful and scientific research and_____ the possibility of a second earthquake in this area.
Now _____ understanding of climate change is no longer limited to ____ small group of scientists or environmentalists.
---I’d like to invite you to dinner this Sunday, Mr. Smith. ---_____.
While reading, you can make a mark _____ you have a question.
In view of lacking preparations for the competition and not wanting to lose face, Johnson eventually decided to _____.