问题
选择题
Even if the treatment ________, there is still no magic pill for the patients in the last stage of AIDs.
A．works
B．uses
C．does
D．helps
答案
答案：A
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Even if the treatment ________, there is still no magic pill for the patients in the last stage of AIDs.
A．works
B．uses
C．does
D．helps
答案：A