1、但是的英语：however，英 [ha??ev?(r)] 美 [ha??ev?r]。
2、我把问题重复了一遍，但是她仍没有回答。I repeated the question, but she didnt answer.
3、他请求她嫁给他，但是她回绝了。He asked her to marry him but she turned him down.
4、我们及早到了那里，但是迈克已经离开了。We got there early but Mike had already left.