either of谓语动词用单数还是复数

单数。either of的意思是：任何一个。例句：You may take either of the roads.两条路你随便走哪一条。either of表示“两者之一”，其后谓语动词用单数。either在句中作主语或宾语，表示单数概念，作主语时谓语动词一般用单数形式，但在否定句中常用复数形式。

例句

Does either of the parties want to stop the fighting?

双方中没有一方想停止战斗吗？

She drove away before either of them could speak again

没等他俩中任何一人再开口，她就驾车而去。

Do either of you smoke cigarettes or drink alcohol?

你们俩有人吸烟或喝酒吗？

Mary was a better rider than either of them and she excelled at outdoor sports

玛丽的骑术比他们俩都要好，而且她擅长户外运动。