Ключевые слова: afraid, alien, apocalypse, attack, businessman, danger, dangerous, difficult, disaster, exploration, extraterrestrial, fear, fearful, flying, frightened, invader, invasion, light, man, martian, mysterious, mystery, mystical, panicked, paranormal, problem, protect, protected, protecting, protection, safe, safety, scared, scarey, secure, security, sheltered, space, spacecraft, spaceship, spotlight, threat, trouble, ufo, unidentified, visitor, worried,