it's often said that human beings are naturally equipped to speak 自己有often 为什么不用一般现在时呢?为什么要用过去时?不是说看到often 用一般现在时吗?

it's often said that human beings are naturally equipped to speak 自己有often 为什么不用一般现在时呢?为什么要用过去时?不是说看到often 用一般现在时吗?
it's often said that human beings are naturally equipped to speak 自己有often 为什么不用一般现在时呢?为什么要用过去时?不是说看到often 用一般现在时吗?

it's often said that human beings are naturally equipped to speak 自己有often 为什么不用一般现在时呢?为什么要用过去时?不是说看到often 用一般现在时吗?
同学注意一下,句子开头是it's.,这是个被动语句,意思是“that”后面的话经常被人说,所以say要写成被动时态——said