Complete each of the following sentences with a (compound) word derived from the one(s) given in brackets.
The event was organized （ ） by students and staff. (joint)
【正确答案】：JOINTLY
【题目解析】：
本题考查的是常用形容词的副词形式。
由organized可知，空缺处应填副词修饰动词，joint的副词形式是jointly意为“共同地”。
句意：这个活动是由学生和职工共同组织的。