一道完形填空里的题 There he put his name down for world geogarphy,( ) after the first day,he did not go to class any more.括号里是填but 还是 however ( 答案是but) 请回答：请问这道题和什么知识点有关?（例如：连词,插入语等）还有,能不能详细讲一下but 和 however 的差别（原创）They had not trained hard,however they won.
问题描述：
一道完形填空里的题 There he put his name down for world geogarphy,( ) after the first day,he did not go to class any more.
括号里是填but 还是 however ( 答案是but)
请回答：
请问这道题和什么知识点有关?（例如：连词,插入语等）
还有,能不能详细讲一下but 和 however 的差别（原创）
They had not trained hard,however they won.
答
鼓掌
答
楼上的答案很好了。
答
however只能做插入语,即单独使用,后面必须要有逗号或句号.
but直接和后面的句子或单词一起使用,不能加逗号.
此处空后面没有逗号,所以用but
答
他报名参加了世界地理课程，但第一天之后，他就再也没在课堂上露过面。
however是副词，它后面要加逗号如： however,....
BUT是连词，可连句子，短语等