[音频]1.A competition was organized to investigate what parents really__________about their children.2.According to the speaker, the Gladometer is the only contraption (奇特的装置) ever built capable of measuring______________.3.After the children demonstrated their particular talents, the Gladometer faithfully measured their parents'_______.4.The Gladometer showed clearly that the parents were very_______to see their children's performance.5.The Gladometer showed that what pleases parents the most about their children is they "always_______their parents".