A: Look for the 7th Edition (or most current). The TOEIC removed the "fill in two blanks" grammar questions and changed the photo section slightly in 2018. An old edition (4th or 5th) will mislead you.
A: Yes, but the Kindle Paperwhite is grayscale. The listening answer keys are often color-coded. Use a Kindle Fire, iPad, or computer screen for the best experience. barron-s toeic practice exams ebook download