A. various B. classroom C. contradictory D. air conditioner A. thorough B. pessimistic C. extraordinary D. do homework A. land B. archway C. speculation D. sharp A. bush B. doll C. half D. athlete A. prisoner B. suggest C. microscopic D. resent A. get off B. elderly C. organize D. bathtub A. respect B. all one's life C. college D. let out A. mall B. steam C. graze D. most A. contrivance B. distribution C. get out D. iron A. clerk B. yesterday C. curious D. lip