We must study hard,so/but/and/or we'll fail in the exam.填哪个单词?so/but/and/or

So We must Study hard We must study hard 变为一般疑问句 （）a student ,we must study hard We must study hard做句型转换 We must study English hard to help make the Olympics a s------以s 开头的单词 We must study hard,---?反意疑问句的答案 We must study hard to make our dreams__________(come)true. We must 【study】hard first适当形式填空 We must study hard and get much K_____ The teacher tells us that we must study hard what's the most important thing is that we must study hard.这句话是不是有问题? And he must study hard on the one hand we must study hard;on the ___ hand,we should exercise more. We must ( )(work)hard. we must study hard for the ()()内的单词开头字母是p we must study hard to make our dreams (coming/coe)ture We must study hard in order to serve for the people better in the future.改错 We t__ must study hard at school now.根据首字母填词.