人类意识产生过程中起决定性作用的因素是
A.语言的发展
B. 人脑的形成
C.物质文明的发展
D.生产劳动
参考答案:D
The school _______ I graduated is no longer what it used to be. [ ]
A. from where
B. which
C. in which
D. from which
下列哪项不属于抗生素范畴
A.可由真菌产生B.可由放线茵产生C.可由细菌产生D.只对有近缘关系细菌有作用E.对微生物有抑制作用