男性,12岁,头痛1年,头痛加重伴P呕吐1周。体检:双侧视盘水肿,性早熟,双眼上视不能,病变应定位于()
A.大脑半球
B.鞍区
C.松果体区
D.小脑半球
E.颈段脊髓
参考答案:C
At 2010 Winter Olympics, China won as __ gold medals as Sweden. [ ]
A. more
B. most
C. much
D. many
压实松土时应分层进行,夯实工具应()。