1 . 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.