A. pony B. practice C. while D. space A. turn on B. enrich C. look after D. grape A. lookout B. survey C. go to bed D. elegant A. walk B. analyst C. diagnosis D. together A. Attract B. memory C. by hand D. against A. opera B. project C. in hospital D. luck A. takeout B. fetch C. retreat D. sometimes A. index B. laundry C. mouse D. lead a life A. watch over B. throw away C. cash D. respect A. considerate B. still C. preference D. bullfight