同义词组1as long as =so long as =on condition that只要2First of all = at first = at the beginning of = at the head of =in the beginning= for one thing首先，开始，开头3In the end（只能单独使用）= at last = at the end of = finally在结尾，在最后4 Right away = at once = in a minute = in a moment马上5 Hear from sb = receive a letter from sb = get a letter from sb = have a letter from sb收到某人的来信6Whats the trouble ? = whats the matter ? = whats wrong ?怎么了？7Come from = be from来自8At noon =
