生长激素缺乏性侏儒症的生长速度一般：
A. 3岁以下低于每年10cm，3岁至青春期每年不超过7cm
B. 3岁以下低于每年4cm，3岁至青春期每年不超过3cm
C. 3岁以下低于每年5cm，3岁至青春期每年不超过2cm
D. 3岁以下低于每年7cm，3岁至青春期每年不超过4～5cm
E. 3岁以下低于每年8cm，3岁至青春期每年不超过6cm
One of the disadvantages of young adults returning to stay with their parents is that______.
A. there will inevitably be inconveniences in everyday life
B. most parents find it difficult to keep a bigger family going
C. young adults tend to be overprotected by their parents
D. public opinion is against young adults staying with their parents
以减压为目的的胸膜腔穿刺术，首次放液量一般不超过
A. 400ml
B. 500ml
C. 600ml
D. 800ml
E. 1000ml
心肌梗死患者下列哪项指标的变化高峰出现最早
A. CK-MB增高
B. AST增高
C. 肌红蛋白增高
D. LDH增高
E. 白细胞增高
微信支付 
支付宝支付