病理性钙化病灶肉眼观察时，下列哪项描述是正确的（）
A.灰白色颗粒状
B.暗红色颗粒状
C.蓝色颗粒状
D.黑色炭末样
E.土黄色颗粒状
参考答案：A
血小板无力症表现为下列哪种成分的缺陷（）
A.GPⅡb/Ⅲa
B.PF4
C.PF3
D.GPⅠb聚集成复合物
E.P-选择素
—Was it not until last week （）he decided to give up smoking
—No. He began （）he saw the news film last month.
A. when as soon
B. that immediately
C. did that
D. that till
