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  3. If the drug proves effective in human trials, it could enhance the effectiveness

If the drug proves effective in human trials, it could enhance the effectiveness

游客2024-06-14  16
问题 If the drug proves effective in human trials, it could enhance the effectiveness of existing AIDS drugs in ______. [br] Why would anti-AIDS drugs stop working?
选项
答案 Because the virus changes its shape．
解析 根据题干中的关键词anti-AIDS drugs和stop working定位到倒数第六段，可知现有的抗艾滋病药物最终就不会起作用了，因为病毒改变了形状，故可得答案。
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