英语翻译even in the first part of the nineteenth century,americans have already froming the habit of gathering from all corners of the nation for both public and private,business and pleasure!
问题描述：
英语翻译
even in the first part of the nineteenth century,americans have already froming the habit of gathering from all corners of the nation for both public and private,business and pleasure!
答
过去完成时，had formed
不过你前面的时间状语是一般过去时的，考虑换成since...
答
forming -> formed 现在完成时
and -> or public private是两个相对的词
答
even in the first part of the nineteenth century,americans have already froming the habit of gathering from all corners of the nation for both public and private,business and pleasure!改错：had alread...
答
后面没有大的错误
前部分have---had 因为19世纪已经过去了，应该用过去完成时， forming----formed
这样就可以了
后面的都对
1楼的解释的错的：）