根据汉语意思翻译下列句子，每空一词
19世纪后期，欧洲发生了巨大的变化，从以农业为主的社会变成了以工业为主的社会。
In the late 19^th century, Europe                       , from a mostly agricultural society to a mostly industrial one.
弗里克最喜欢二十世纪前的绘画。在这个陈列馆里，这些珍藏品
Frick                          pre-twentieth century Western paintings, and there are well-represented in this excellent collection.
另外一种学生容易写的简体诗是由五行组成的，叫做五行诗。
Another simple form of poem that students can easily write is the cinquain, a poem______               five lines.
我想我之所以长寿而且精力充沛，要归功于我的健康生活。
I think my long and active life must                   the healthy life I live.
我们不必去忍受污染。
We do not have to                       .
我正在代表学校做一项课题研究——关于全球变暖的问题
I am doing a project                   my school about            .
穿着这些衣服走起路来实在不容易，但我们还是缓缓往火山口的边缘走去，并且向下看到了红红的沸腾的中央。
It was not easy to walk in these suits, but we slowly                   the edge of the crater and looked down into the red, boiling centre.
这里地面的高度从海拔700米到2,000米不等
The land     in height     700 meters above sea level      over 2000 meters.