1 . 词性转换
1. assist v.协助，帮助→________n. 协助，帮助→________n. 助手，助理 adj. 助理的，副的
2. relieve v. 给(某人)换班→________adj. 放心的，宽慰的→________n. 救济；减轻，缓解
3. special adj. 特殊的→________n. 专家→________adv. 特殊地
4. infect v. 传染，使感染→________adj.传染性的→________n. 传染，感染
5. devote v. 致力于；奉献；投入(时间、精力等)→________n. 奉献；热爱→________adj. 献身的；忠诚的
6. harmony n. 和睦，和谐→________adj. 和睦的，融洽的，和谐的→________adv. 和睦地，和谐地
7. reward n. & v. 奖赏；酬劳；获得；赢得→________adj. 值得做的，有意义的
8. divide v. 分开→________n. 分歧，分裂
9. influence n. & v. 影响→________adj. 有影响力的

5 . 英汉互译
1. conservation ________________
2. incident ________________
3. architect ________________
4. operator ________________
5. vote ________________
6. cooperation ________________
7. forecast ________________
8. ________________ n. 水坝
9. ________________ vt. 打扰，插嘴；使暂停，使中断；vi. 打扰，插嘴
10. ________________ n. 分歧；分开，分隔
11. ________________ n. 提议，动议；运动；动作
12. ________________ n. 运河

6 . ◎拓展词汇(汉译英)
1. ________   n. 无行动；不采取措施→action n. 行动；措施
2. ________   adv.向后；倒着；往回→(反义词) forwards adv.向前；朝前
3. ________   n. 分开；分割；差异；除（法） →divide vt.把……（平均）分开；除以
4. ________   n. 强烈的欲望；冲动；vt.催促；力劝；大力推荐→urgent adj.紧急的，急迫的
5. ________   adj.最大极限的；n.最大量；最大限度→(反义词) minimum adj.最小极限的；n.最小量；最小限度
6. ________   vi.& vt.爆炸；爆破→explosion n. 爆炸；爆炸（声）
7. ________   n. 泥；泥浆→muddy adj.泥泞的

9 . 选择并使用所给英语单词的正确形式完成句子，有两个单词为多余词。

automatic   disaster   resist   equip   divide   threaten   incredible

1. Such dangers can have ______ outcomes not only for the sites themselves, but also for people.
2. Relative poverty did not prevent Martin from ______ himself with an excellent education.
3. Cutting food intake by half is an ______ difficult thing for anyone to do — it’s no wonder that losing weight is no easy task.
4. The more pesticides are used, the more ______ the insects become; so the more pesticides have to be used.
5. There are ______ among historians over when exactly the construction began, but no one can deny the fact that it is a magnificent building.