问题
单项选择题 A1/A2型题
纤维蛋白溶解过程可分三个阶段，第一阶段是（）
A.前活化素转变为活化素
B.血浆素原转变为血浆素
C.纤维蛋白形成纤维蛋白降解产物
D.α巨球蛋白对凝血酶灭活
E.抗活化素抑制血浆活化素
答案
参考答案：A
解析：纤维蛋白溶解过程可分为三个阶段：（1）前活化素转变为活化素；（2）纤溶酶原转变为纤溶酶；（3）形成纤维蛋白降解产物。
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纤维蛋白溶解过程可分三个阶段，第一阶段是（）
A.前活化素转变为活化素
B.血浆素原转变为血浆素
C.纤维蛋白形成纤维蛋白降解产物
D.α巨球蛋白对凝血酶灭活
E.抗活化素抑制血浆活化素
参考答案：A
解析：纤维蛋白溶解过程可分为三个阶段：（1）前活化素转变为活化素；（2）纤溶酶原转变为纤溶酶；（3）形成纤维蛋白降解产物。
| 完形填空。 People often go to the seaside for their holidays. And the towns by the sea are always trying to 1 more visitors in their own way. In one seaside holiday __2 _ in the south of England, plans were made for a band to play 3 in a public park every evening for a week. But it rained 4 on the first evening. 5 the band played well, there was only one person in the auditorium. The band was 6 some cover, but the audience was not. The man was sitting in a chair, _ 7 . a raincoat. After an hour, the conductor of the band went over to the man and 8 if he had a special request (要求). "Yes, I do," said the man. "Please finish as soon as you 9 . I'm the keeper of the park and I want to 10 the gate and go home. " | ||||
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