A. mistaken B. coincidence C. service D. lay eggs A. controversy B. teacher C. production D. comedy A. smoke B. pasture C. navy D. anxiously A. ribbon B. table tennis C. magnitude D. raising A. memorize B. ocean C. attic D. potential A. sterilize B. hopeful C. control D. arbitrary A. knee B. collection C. smoothly D. cosmology A. air-resistance B. outer C. teamwork D. widely A. final B. challenging C. distraction D. mumps A. quality B. institute C. so-so D. public