单选：Who was the first person--- today.

you spoke to是定语从句,修饰the first person,时态和前面的was保持一致,是一般过去时.如果用想表达和你说话的那个人,也不能用spoke with you,而应该是speaking with you,因为如果先行词,即the first person在定语从句中做主语的话,动词就应该是-ing形式,是用动词的现在分词作后置定语修饰先行词.我说明白了吗