As A result 'are either of you free?'will have to normally be correct. However 'Is either Peter or Paul free?'could be proper, considering the fact that both is the other of 'the two' and as a result the conjugation 'is' would be appropriate in such instance. 知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 Is https://www.flirtsexcamgirls.com/