They are a precious part of our cultural heritage--it is of vital importance that we do something.I
问题描述：
They are a precious part of our cultural heritage--it is of vital importance that we do something.I
答
他们是我们文化遗产中重要的一部分---我们极有必要去做些什么.
it is of vital importance that we do something.其实就是it is very important that we do something.