A. presume B. paleontological C. fly kites D. avoid A. phase B. because of C. operation D. valley A. balance B. request C. pan D. high-spend A. infinity B. dare C. ssh D. waste A. twin towers B. at most C. bubble D. competition A. in short B. secure C. phone box D. complete A. gleam B. withdraw C. environment D. descendant A. joke around B. embryo C. shout D. the Palace Museum A. tsunami B. perform C. expedition D. succeed A. copy B. part-time C. epithet D. byproduct