A. rational B. concrete C. inbox D. dizzy A. have pity on B. Ottawa C. wax D. colony A. park B. chalk C. in a word D. landfill A. goods B. prepare for C. mud D. anarchy A. trip B. switch C. edge D. pearl A. at the edge B. trade C. overcoat D. look out A. for sure B. among C. solar D. seventh A. neat B. definitely C. dig out D. in the flesh A. Korea B. free of charge C. all-time D. wetland A. seashore B. charge C. shopping centre D. recount