The League secretary and monitor --- asked to make a speech

答案是was ,这里是一个人（双重身份）.这个人既是The League secretary
又是monitor,双重身份.
所谓的就近原则是指离谓语动词最近的那个主语,谓语与它保持一致.常见的用就近原则的短语有either...or ; neither...nor...;not only.but also...;not...but ;there be 等
所谓的就远原则是指离谓语动词最远那个主语,谓语与它保持一致.常见的用就远原则的短语
as well as...