_____________(study) volcanoes for many years,I am still ama

__Having studied ___________(study) volcanoes for many years,I am still amazed _at __ its beauty as well _as __ its potential to cause great damage.
翻译：研究火山很多年了,但我任然惊诧于它的美丽和它的强破坏力.
for many years,表明要用完成时,have放在句首,要用v-ing.所以第一空填Having studied
be amazed at 这是一个词组,表示 惊诧于 ,就不用给解释了.
as well as 也是一个词组.表示 也 .

Having studying at as be amazed at 对。。表示惊讶 as well as也 应该用现在完成时 表示以前的动作对现在造成的影响 以前学到的现在我产生了现在这样的感觉 就是后面提到的
potential to cause great damage. 安全隐患
您的支持就是我继续前行及帮助别人的动力 愿您与我一起传播『 爱心 』之种

Having studied at as