Crossword Puzzle CROSSWORD UNITS 4/5Online version By Lucía González Pinto by 1 Bacharelato Otero 1 Impressive, spectacular 2 A very, very tall building 3 Killing animals 4 A synonym of old 5 Where animals live in the zoo 6 An animal which you domesticate 7 Very big 2 4 3 6 7 5 1