肝炎后肝硬化所致的
A．炎症性病变B．穿孔性病变C．出血性病变D．梗阻性病变E．绞窄性病变
参考答案：B
In order not to disturb his research,his wife__________the news of her sickness. [ ]
A. turned back
B. turned out
C. held back
D, held out
对于有牛奶过敏的宝宝，可以怎么做？（）
A、用大豆蛋白配方奶粉替代牛奶蛋白配方奶
B、用无乳糖奶粉喂养
C、考虑水解程度不同的特殊配方奶粉
