题目列表(包括答案和解析)
30. In some countries, treatments for A(H1N1) flu were neither ________ nor effective, and many patients died because of infection.
A. critical B. scientific C. necessary D. Special
In some countries, treatments for A(H1N1) flu were neither ________ nor effective, and many patients died because of infection．
A．critical B．scientific C．necessary D．special
In some countries ,treatments for A (H1N1) flu were neither ____nor effective, and many patients died because of infection.
A. critical B. scientific C. necessary D. special
In some countries ,treatments for A (H1N1) flu were neither ____nor effective, and many patients died because of infection.
| A．critical | B．scientific | C．necessary | D．special |
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