无堵塞破碎机空载运转()分钟后,如运转正常,方可给料。
A.10
B.5
C.1-2
参考答案:C
________ I can see, there is only one way to solve this problem.
A.As far as
B.Even if
C.As long as
D.As soon as
以杜威为代表所倡导的教育理论主张被称为( )
A.现代教育派
B.传统教育派
C.形式教育论
D.实质教育论