中文谷LocalauthoritiesinSouthChina'sGuangdongProvincehaverep...
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问题详情：
Local authorities in South China's Guangdong Province have reported two more H7N9 bird flu _________ in humans in the city of Shenzhen. In the meantime, a patient in Xiamen, Fujian Province, has died of the H7N9 virus .
uences B. injections ctions D. infections
【回答】
D
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题型：选择题
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