A. observatory B. trader C. be known as D. junior college A. dad B. good-bye C. PC D. best-seller A. tourist attraction B. fix up C. elbow D. aircraft A. sandwich B. below C. at the moment D. hot dog A. tale B. behalf C. illiterate D. mistake for A. formidable B. plain C. lower D. get in A. prove B. wheat C. explode D. the Palace Museum A. devour B. connect with C. schooling D. such that A. feeling B. forehead C. hear of D. stand in line A. a chess set B. baleen whale C. mild D. there