一期内痔常用的检查方法是()
A.清骨散
B.黄连解毒汤
C.五味消毒饮
D.知柏八味丸
E.犀角地黄汤、清营汤
参考答案:E
There are few________ in the fridge. Let’s go and buy some potatoes and carrots. [ ]
A. eggs
B. meat
C. vegetables
D. fruit
铁丝在氧气中燃烧,生成的黑色固体质量大于参加反应的铁丝质量,用质量守恒定律的知识解释原因.