血浆游离血红蛋白显著增高见于
A．血管外溶血B．血管内溶血C．珠蛋白生成障碍性溶血性贫血D．自身免疫性溶血性贫血E．再生障碍性贫血
参考答案：B
看见一面红旗，人们马上能认出它，这时的心理活动是
A．觉
B．视觉
C．色觉
D．知觉
_______ get a better score, she has been studying hard all day.
A. So as to
B. In order to
C. So that
D. In order that
