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【单选题】
利用造血干细胞治疗疾病，主要是利用了造血干细胞的什么特性（）A.
造血干细胞仍保留分裂能力
B.
造血干细胞可以无限再生的特性
C.
造血干细胞高度分化的特性
D.
造血干细胞具有未完全分化的特性
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皮皮学刷刷变学霸
举一反三
【单选题】搜索含有 data bank 的PDF文件,正确的检索式为( )。
A.
data and bank and pdf
B.
data+bank+pdf
C.
data+bank+file:pdf
D.
"data bank" filetype:pdf
【简答题】英译汉: Attached are details of the shipments to be insured under our usual conditions. The goods leave here per S.S. Twilight for Liverpool on July 1.
【单选题】—Do you like country ? —Yes, ________. [ ]
A.
Yes, I am a country fan
B.
Yes, I am a pop fan
C.
Yes, I am interested in classical music
D.
Yes, he is a fan
【单选题】The agenda for the day and the location details are attached. "location" means_______.
A.
telephone number
B.
contact person
C.
place
【单选题】搜索含有“data bank”的PDF文件,正确的检索式为:
A.
data+bank+pdf
B.
data+bank+file:pdf
C.
data and bank and pdf
D.
data bank filetype:pdf
【简答题】Attached are details of the shipments to be insured under our usual conditions. The goods leave here per S. S. Twilight _____________ Liverpool on July 1st.
【单选题】The agenda for the day and the location details are attached. "Location" means_______.
A.
telephone number
B.
contact person
C.
place
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