Which of the following determiners(限定词)CANNOT be placed before both singular count nouns and plural count nouns?
A. some
B. the first
C. a many
D. such
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流行病学的描述性研究包括普查、病例报告、对列研究、现况调查。()
Its said that Dr. Anderson was breaking fresh______in cancer research.
A. floor
B. land
C. earth
D. ground
Apache的认证与操作系统、Web应用系统、MySQL服务器的认证的相同点是认证都是使用用户名+口令的方式。()