题目内容：

英语翻译
选词填空
Mineral encircle perfect which stretch devote affect rich
1、the line of mountains_____all the way from chile to canada
2、daming lake___by trees
3、after I had graduated,I continued to____myself to research
4、this is a subject about____we might argue for a long time
5、what I am saying now isn’t going to_____what I’ll do next semester
6、the scientist_____a method of desalting seawater
7、to have health is to be_____
8、a miner works underground,digging out____such as coal,copper,and diamonds