Lesson 2 Thirteen equals one 十三等于一Our vicar is always raising money for one cause or another,Cause-理想; 目标, 事业One should do his best for the cause of world peace.am,is, are 就是系动词 be always doing sth. 表示一直做某事b版权声明:本文为qq19931130原创文章,遵循CC 4.0 BY-SA版权协议,转载请附上原文出处链接和本声明。原文链接:https://blog.csdn.net/qq19931130/article/details/128023441