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Jose Angel Cordova Villalobos
Swine flu is a respiratory sickness caused by an influenza virus that mainly infects pigs. However, sometimes the virus can sicken humans. That is what has happened in Mexico in the last few weeks. The virus is believed to have sickened at least 2,000 people there. Mexican health officials suspect a…
猪流感是由一种流感病毒引起的呼吸道疾病，这种流感病毒主要会感染猪。然而，有时也会使人患病。正是如此，几周前墨西哥发生了这种情况。 据可靠消息，该病毒已使得当地至少有2000人患病。墨西哥卫生官员猜测，至少有152人因猪流感而死亡，其中大部分都是年青人，他们在感染前都很健康。 墨西哥政府要求全国各学校至少在5月…