阅读短文,用动词的适当形式填空(一空)

用 has visited ,承接上文的"has been travelling ",而句末的时间是谈她妈妈“Wendy”的,与Laura无关.具体的说,“her mother,Wendy,travelled to nearly thirty years ago”是定语从句,做定语的,修饰前面的“the places”.
the places her mother,Wendy,travelled to nearly thirty years ago的意思是“她妈妈Wendy将近30年前旅行过的地方”,对前面的动词时态没有影响.