使血沉减慢的因素是( )
A. 纤维蛋白原
B. γ-球蛋白
C. 胆固醇
D. 清蛋白
造血干细胞和造血微环境的损害所致的贫血是( )"相关专业知识"
A. 再生障碍性贫血
B. 巨幼细胞性贫血
C. 缺铁性贫血
D. 溶血性贫血
E. 遗传性球形红细胞增多症
Withayear’shardwork,he_________basicknowledgeofEnglish.
A. hascaught
B. hasacquired
C. hasrequired
D. hasacknowledged
Thephysicsteachersaidthattheearth_________aroundthesun.
A. moves
B. ismoving
C. moved
D. hadmoved