下面能密铺的图形是[ ]
A.圆形
B.正三角形
C.梯形
答案:B
______ well in an interview made him lose the position in that company.
A.Not doing
B.Not to have done
C.Having not done
D.Doing not
女性,65岁,血压140/95mmHg,其血压属于()。
A.正常血压范围
B.临界高血压
C.1级高血压
D.2级高血压
E.3级高血压