A. dig out B. instead C. mist D. stalactite A. mobile B. mountain C. anti D. urban A. mumble B. solo C. truth D. surround A. co-founder B. disgrace C. bewilderment D. wealthy A. by subway B. multicultural C. hard-working D. boarding A. rush hour B. slightly C. faithfully D. condition A. full B. discipline C. wrote D. impressive A. southeastern B. nail C. dialysis D. mixture A. luck B. big C. baggage D. party A. workplace B. hero C. equipment D. day