问题
选择题
32. It is reported that the scientists in our country are ______ all possible ways to control H1N1 flu.
A．operating
B．designing
C．replacing
D．Exploring
答案
答案：D
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32. It is reported that the scientists in our country are ______ all possible ways to control H1N1 flu.
A．operating
B．designing
C．replacing
D．Exploring
答案：D