1. (2021九上·哈尔滨开学考) Details decide your success! If you want to do well in exams, you should ________.

①take a deep breath to help you relax when you feel a little nervous

②always read the question quickly and write down the answers

③quickly copy if you are not sure of the answer

④go on to the next one when you meet a difficult question

⑤go back and check your answers when you finish the whole paper