A. negative B. desert C. lake D. mention A. as for B. age C. climb on the window ledge D. disinfectant A. poacher B. wash the dishes C. alarm D. North Pole A. man-made B. vivify C. moment D. reusable A. digital B. quietly C. disappear D. church A. underdog B. desolate C. hear D. sun A. oxygen B. accustomed to C. beside D. unlike A. left B. classical C. biologist D. oblige A. polar bear B. Turpan C. incidentally D. make one's bed A. astound B. fade out C. wink D. ago