I'm torn between the first and last sentence, "to work" in the 1st and, "to build" in the last. They both seem to appear as infinitives and direct objects.
Answer:
You have to know/ understand that you're in a safe place
Answer:
This should be false. only brake once on the exit ramp and not the exit lane.
Pure could be the best synonym for pristine because pristine means in its original condition.