Определите значение и структуру оксюморонов в следующих предложениях. 1. It was an open secret that Ray had been ripping his father-in-law off. (Uhnak) 2. He opened up a wooden garage. The doors creaked. The garage was full of nothing. (Chandler) 3. Their bitter-sweet union did not last long. (Cronin) 4. Sara was a menace and a tonic, my best enemy; Rozzie was a disease, my worst friend. (Cary)