上消化道大出血者用冰盐水洗胃的目的是()
A.引起内脏血管收缩
B.降低纤溶酶的活性
C.延缓胃的排空
D.减少胃液的分泌
E.保护胃黏膜
参考答案:A, B, D
根据提示,完成句子。
1. Is there a ____________ in the forest? (河流)
2. There are many ____________ in this city. (桥)
3. ____________ ____________ any houses in your village? (There be)
4. There are two ____________ in my house. (卧室)
5. It's ____________ the table. (在……旁边)
由动态三要素组成的会计等式是()。
A.资产=负债+所有者权益
B.资产=负债+权益
C.收入-费用=利润
D.资产+费用=负债+所有者权益