How much are the glasses 和 How much is the glasses 哪个句子的助词用对了?

问题描述:

How much are the glasses 和 How much is the glasses 哪个句子的助词用对了?

应为第一个.glasses不论是解释为玻璃杯还是解释为眼镜,均为可数名词,其为复数形式出现,助词即应为表复数的are.且,解释为眼镜时,只能为复数出现,没有单数.