Question

一般过去时能否与频度副词连用

Answer 1

可以的
要表示过去一段时间内经常或反复发生的动作，就要用动词的一般过去时。这时，句中一般要有表示频度的副词作状语。例如：
During the summer holidays， they often went camping. 暑假期间他们常去野营。
He always caught fish in the small river when he was young. 他小时候常去小河里抓鱼。
仅供参考，望能帮助到你，呵呵！

Answer 2

可以的，比如He wnet to visit his grandparents once a week when they were alive.

Answer 3

频度副词 一般和 一般现在时 用吧