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.