乙酰水杨酸预防血栓形成的机理是
A．抑制环氧酶，减少TXA2的形成
B．直接抑制血小板聚集
C．抑制凝血酶的形成
D．激活血浆中抗凝血酶Ⅲ
参考答案：A
根据句意,补全已给出首字母的单词。
1.---Hello,class! Is everyone p_____ today?
---No, Lin Tao is ill so he is a_____.
2.PE lesson stands for p_____ education.
3.F_______(幸运地),we don't have exams in every subject.
4. We have a large sports ground where we play football ,tennis and do a______(田径运动).
5.-Which subject do you like most?
-B_____ and G______.They are really interesting and useful.
做好三农信贷营销工作，应以‘立足县域、服务三农’为理念，坚持（），做活农村、农业、农民贷款，巩固拓展市场，培育基础客户，实现可持续发展。
A、‘小额分散，稳健经营’
B、‘大额分散，稳健经营’
C、‘小额集中，稳健经营’
D、‘大额集中，稳健经营’
