1 . 词性转换
1. distant adj. 遥远的；远处的；疏远的；心不在焉的→________________ n．距离
2. secure adj. 安全的；安心的；可靠的；牢固的 vt. 获得；拴牢；保护→________________ n．安全；保护措施
3. automatic adj. 自动的→________________ adv. 自动地
4. efficient adj. 效率高的；有功效的→________________ adv. 有效地→________________ n. 效率；效能
5. obey vi.&vt. 服从；遵守→________________vi.&vt.不服从
6. detect vt. 发现；查明→________________ n．侦探
7. predict vt. 预测；预言；预料→________________ n．预测；预言
8. resist vi.&vt. 抵制；反抗；抵挡→________________ n．抵制；反对；抗拒→________________ adj. 反抗的；抵制的
9. potential adj. 可能的；潜在的 n．潜力；可能性→________________ adv. 潜在地；可能地

2 . 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.

9 . Nowadays few of us can________ the temptation of smart phones, for the convenience they bring to our life makes anyone trying to be________ to them finally quits his or her________ .( resist ) (所给词的适当形式填空）