2.（ 他把自己奉献于社区工作 ） ______ and is passionate about what he is doing.
3:Man should not exploit the natural resources ______ （ 以牺牲其他物种为代价 ）.
4.When Sandy recovered from cancer, her doctor ______ （ 把此归因于她对未来的信念 ）.
5.At the end of his speech, the school master encouraged the children to work hard ______ （ 不要让父母失望 ）.
1.were advised not to travel to that country at the moment
「超级单词」advise 一般用法： advise sb. to do; advise doing
特殊注意： 后面的宾语从句要用虚拟语气。即：advise that sb. （should） do的形式。
2.he devoted himself to the community
「超级短语」be devoted to 有两个含义：A.专心致志于，献身于；B.热爱，很喜欢。作为动词的devote常用下列成语类的搭配：devote oneself/one’s life to sth/doing sth.
3.at the cost of sacrificing/loss of other species_
「超级短语」at the cost of（以……为代价），其含义和用法与at the expense of相同。另at all costs意为“不惜一切代价”。
4.attributed it to her firm belief in the future
「超级短语」“attribute…to”，“把…归因于…”是大学英语四级考查率极高的一个语言点。
5.and not to let their parents down
「超级短语」let……down（使……失望），形容词表示失望有disappointed.
