A. cast B. keyword C. career D. downhill A. excuse me B. quietly C. rival D. arm A. disobey B. stationery C. detect D. scramble A. element B. Korea C. madam D. inventor A. shop B. earache C. treasure D. Mongolian A. gold B. angrily C. Would you like D. colourful A. comb B. wheel C. circulate D. endearing A. reading room B. herb C. face D. fur A. sediment B. withdrawal C. parade D. punish A. explosion B. perturb C. Caribbean D. focus on