part 1: ever; part 2: for; part 3: so far; part 4: already; part 5: never; part 6: for; part 7: just; part 8: so far; part 9: lately; part 10: still; part 11: always; part 12: so far; part 13: still; part 14: so far; part 15: just; part 16: since; part 17: ever; part 18: already; part 19: just; part 20: still; part 21: for