—What has made him upset recently?

—____alone to face a troublesome milk case.

A．Left

B．Being left

C．Having left

D．To leave

一男孩，头面部、四肢及会阴部被烧伤6小时，烧伤总面积60%BSA，深Ⅱ度30%，Ⅲ度 30%。现烦躁不安，手足湿冷，心率150次/分，呼吸30次/分，伤后无尿。检查最可能发现( )

A．血白细胞总数增高
B．血电解质异常
C．血细胞比容增高
D．尿素氮增高
E．有血红蛋白尿