Listen and repeat.Arrange the words in pairs of opposites.
Noisy-quiet,friendly-unfriendly,athletis-non-athletis,polite-impolite,stupid-clever,silly-wise,naughty-obedient,rude-kind
kind-cruel,polite-impolite,unfriendly-friendly ,obedient-naughty,clever-silly,nonathletis-athletis,quiet-noisy,wise-stupid,rude-tactful.