将两个顶点在抛物线y2=2px（p＞0）上，另一个顶点是此抛物线焦点的正三角形个数记为n，则
A．n=0
B．n=1
C．n=2
D．n≥3
答案：C
某招标人对某项目应予招标而未招标，县级以上地方人民政府建设行政部门对责令改正而不改正的，招标人可以给予( )
A．警告 B．行政处分C．罚款 D．不颁发施工许可证
This school doesn't have ______ it did ten years ago. [ ]
A. so many students as
B. many as students as
C. such few students as
D. so many as students as
