Всем привет! Поможите мне по английскому языку с зданием 3?

The beach isn’t far - it's near.1 That isn’t right - it's wrong.2 It isn’t a big country - it's small.3 She isn’t happy - she's sad.4 The film isn’t boring - it's interesting.5 It isn’t a horrible lesson - it's wonderful.6 This language isn’t difficult - it's easy.7 It isn’t an old computer - it's new.