A. climb on the window ledge B. nutshell C. evade D. communism A. be free B. throw away C. sterile D. homeless A. napkin B. put to good use C. project D. virtue A. Arabic B. lay eggs C. income D. recycle A. headmistress B. have an effect on C. mistaken D. feather A. prehistoric B. Indonesia C. exhaust D. dam A. agreement B. have connection with C. by subway D. beginning A. surfboard B. symbol C. talk back D. impose A. home page B. historical C. at the foot of D. pull down A. freezing B. daylight C. aeroplane D. plank