    ‘Sentence’ 1: While if apparently: .was not  heard: -by : the. , - passengers, this.  annovacement, like those on‘Flight-1. and,  Flight 77,.was intended to: Beceive them:    sentence.”:2: ‘The ° announcement “was  supposed, fo: trick the passengers, but. they,  didn't hear it, So they caught on quickly.           