A. sacrifice B. keep away C. power line D. koala A. controversial B. tail C. traffic police D. diverse A. Canberra B. tricycle C. origin D. aircraft A. laughter B. Spring Festival C. hypocrisy D. mighty A. see you tomorrow B. Nile C. retrace D. sixth A. friendly B. bill C. reflect D. meaningful A. worthwhile B. nutrition C. auntie D. painter A. safekeeping B. without C. Australia Day D. incompetent A. leave out B. fact C. spoil D. supply A. flight B. Australian C. be worried about D. fairy tale