Vocabulary complete the sentences with the correct form of the words in brackets. 1 did she really pass all her exams? that' (credible) 2 i've never seen a film like that before. it was (usual) 3 this chair is too hard. it's (comfortable) 4 i can't answer this question. it' (possible) 5 don't drive so fast. it'. (responsible)
2)unusual
3)uncomfortable
4)inpossible
5)unresponsible