A. fuel B. so far C. unexplained D. older A. self-discipline B. watery C. both D. battlefield A. travelling B. heavier C. goodwill D. although A. vest B. country C. influence D. become A. shadow B. portfolio C. apron D. honey A. pilot B. soup C. hall D. avoid A. Norwegian B. than C. steel D. team A. stomachache B. taller C. don't D. greet A. shorter B. sunset C. What's worse D. bookseller A. machinery B. remind C. smaller D. indescribable