下列选项中，属于行政管理主体的是( )。
A．人民代表大会
B．人民政府
C．人民法院
D．人民政协
参考答案：B
The teacher as well as 6 girls and 8 boys from her class ________visiting a museum when the
earthquake struck the city. [ ]
A. was
B. were
C. had been
D. is
供高炉炼铁使用，称为冶金焦的焦炭粒度应（）。
A.＞40mm
B.＞25mm
C.＜25mm
