The European Union countries were once worried that they would not have ______ supplies of
A. proficient
B. efficient
C. potential
D. sufficient
查看答案
What is the most important of the realities listed？
A. New vulnerabilities will be introduced into your environment every day.
B. If employees disregard warnings about the hazards of opening questionable email attachments, the manager should educate them about properly configuring firewalls and intrusion detection systems for their PCs.
C. Managers have more responsibility than ever.
D. Security managers are asked to support increasing degrees of network availability and access.
What kind of disease is not related to the use of mobile phones？
A. Fatigue.
B. Headache.
C. Alzheimer's disease.
D. Tuberculosis.
如果说人生是一首优美的乐曲，那么痛苦则是其中一个不可缺少的音符；如果说人生是一望无际的大海，那么挫折则是其中偶然翻起的浪花；如果说人生是湛蓝的天空，那么失意则是一片漂浮的白云。我们可以从这首小诗中领悟到的哲理是（）。
A. 事物的发展是量变与质变的统一
B. 矛盾无处不在，无时不有
C. 事物发展是前进性与曲折性的统一
D. 矛盾的主要方面决定事物的性质
“世界上最广阔的是海洋，比海洋更广阔的是天空，比天空更广阔的是人的灵魂。”这句话告诉我们的道理是（）。
A. 人是万物之灵，是整个世界的主宰力量
B. 宽容能消除人与人之间的差异
C. 我们应具备宽广的胸怀
D. 宽容意味着放弃自己的主张
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