这3个句子有什么歧义呢?

问题描述:

这3个句子有什么歧义呢?
John and Bill agreed on the Lear Jet.
John introduced himself to everyone that Mary did.
Do Americans call cushions what the British call pillows?

歧义在on上面,既可理解为在飞机这个事情上达成协议,也可理解为乘坐飞机时达成协议.一意为mary和john同样做过introduction,二意为mary是受众everyone之一.一意为老美叫cushions和英国佬叫pillows是一个叫法,二意为枕...