please hurry up,so you will catch the last train so应该换成什么连词,为什么

把so改成or,表示否则it was raining cats and dogs! and we had to stay at home at home and watch TV and应该换成什么连词，为什么把and 改成soso we had to stay at home . 该句译为外面下着大雨，因此我们不得不待在家里看电视。----------------you------------------your brother can join us.we want one of you.应该填什么连词，为什么Either you or your brother……either …or…要么…要么…要么你要么你哥哥加入我们，我们只想要你们其中一个请及时采纳哦，o(∩_∩)obasketball has a history of neary 300 years. today it is still loved by ------------------------ the young. -------------the old.应该填什么连词，为什么boththe young and the oldboth…and……两者都