患者男性，12岁。车祸致双下肢广泛撕脱伤，急送手术室。神志恍惚，血压45/30mmH

—What did you say to Lily just now? She looked so happy.

—I praised her new hair style, saying, "______."

A．you look younger and more beautiful

B．she is more beautiful and younger

C．you looked more beautiful and younger

D．she was more beautiful and younger

使汽车行驶的外力是（）。

A、地面对轮胎的反作用力即牵引力

B、轮胎对地面作用的圆周力

C、加速能力

D、发动机最大扭力

工匠集团

储蓄业务的账务组织包括______和______两个系统。

室内釉面砖在挑选时，应主要注意（）。

A．颜色

B．吸水率

C．厚薄

D．颜色和外形尺寸