英语外教说：This activity is organised by the Student Council. 或者The organiser of this activity is the Student Council. 都可以.注：organised 和 organiser 是英国写法.美国写法是 organized 和 organizer.
英语外教说：This activity is organised by the Student Council. 或者The organiser of this activity is the Student Council. 都可以.注：organised 和 organiser 是英国写法.美国写法是 organized 和 organizer.