A. welfare B. virtual C. motorway D. by bike A. junior college B. Qomolangma C. perfume D. moot A. intermittent B. associate C. interview D. fall down A. take off B. carbonated C. government D. suburb A. champagne B. sanitation C. sail D. adviser A. run-down B. tramp C. glow D. conceive A. waterfront B. odds C. rabbit D. run A. tribal B. situation C. contamination D. gay A. supply B. alcohol C. glance through D. charm A. selfish B. disinfectant C. level D. tempt