Economic crisis poses an awful threat to the human society. Yet it is probably ______a threat to the human society than the crisis of faith.
A. no more
B. not more
C. even more
D. much more
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气温年较差是指夏季的平均气温与冬季平均气温之差。()
Write a note of about 50 - 60 words based on the following situation: Mr. Liu gave you some advice when you wrote your paper so that you would get it published on China Daily. Write him a note to show your gratitude. Do not sign your own name, using "Li Ming" instead. Marks will be awarded for content, organization, language and appropriateness.
在高湿度环境中的家畜对疾病的抵抗力提高,发病率和死亡率减弱。()