单项选择题

Questions 14 ～ 16 are based on the following talk. You now have 15 seconds to read Questions 14 ～ 16.
Which of the following has been proved to transmit HIV

A．Tears.
B．Breast milk.
C．Saliva.
D．Nervous system tissue.

<上一题目录下一题>

热门试题

单项选择题

单项选择题

Questions 14 ～ 16 are based on the following talk. You now have 15 seconds to read Questions 14 ～ 16. Which of the following has been proved to transmit HIV 您的浏览器不支持 audio 元素。