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
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Withayear’shardwork,he_________basicknowledgeofEnglish.
A. hascaught
B. hasacquired
C. hasrequired
D. hasacknowledged
Thephysicsteachersaidthattheearth_________aroundthesun.
A. moves
B. ismoving
C. moved
D. hadmoved
Ihavenoone_________me,soIhavetodealwithitmyself.
A. help
B. tohelp
C. helped
D. tohavehelped
Manyscientistsarejudged_________theirachievementsinscientificresearch.
A. inspiteof
B. infavorof
C. incaseof
D. intermsof