2. 外语
  3. A. direct contact with infected blood B. from 2 to 15 or more years after becoming infected C. without symptoms D. acquired i

A. direct contact with infected blood B. from 2 to 15 or more years after becoming infected C. without symptoms D. acquired i

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问题 A. direct contact with infected blood
B. from 2 to 15 or more years after becoming infected
C. without symptoms
D. acquired immuno-deficiency syndrome
E. live in the same room with an HIV-infected roommate
F. breast-feeding
People with HIV infection usually develop AIDS______.
选项
答案B
解析 见第四段，“An HIV-infected person may develop AIDS from 2 to 15 or more years after becoming infected.”HIV感染者将正在受到感染后2到15年，或更长的时间内发展为艾滋病。
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