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【单选题】
疱疹性咽峡炎引起的病毒为A.
合胞病毒
B.
腺病毒
C.
柯萨奇病毒A 组
D.
副流感病毒
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皮皮学刷刷变学霸
举一反三
【单选题】According to the author, children's books published between 1750 and 1850______.
A.
were entirely positive to the black slaves in Britain
B.
depicted the black as equals of the white
C.
helped to form. a stereotype which strengthened the black racial superiority
D.
not only contained anti-slavery sentiments but also had certain negative effects on the blacks
【单选题】（7~11共用题干）黄某，男，38岁。2周来自觉头晕、乏力，面色苍白，时有鼻出血、牙龈渗血，且发现皮肤多处瘀点，来院就诊，检查发现肝肋下2cm，脾肋下4cm。经血液和骨髓检查。确诊为急性淋巴细胞白血病。10.病人及其家属希望进行异基因造血干细胞移植，其最佳的移植时期是
A.
越早越好
B.
第一疗程结束
C.
第二疗程结束
D.
完全缓解期
E.
复发后再移植
【单选题】According to the passage, which of the following statements in NOT true?
A.
The Internet entrepreneurs were trying their best to cope with Google's top engineers.
B.
For the Web sites without a well-known domain name. those rankings mean nothing.
C.
In the worst cases, the offending Web sites are deleted from the index.
D.
There is no definite troth in the search results from the Web.
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