Staying Healthy

By Mary Fisher,2015-01-10 00:10
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Unit 11 Staying Healthy TEACHER: Good afternoon. Have you heard in the news that there is a new outbreak of Ebola in Central Africa? This outbreak is an example of what we're going to talk about today. There has been plenty in the news about medical problems around the world. There are new strains of malaria, West Nile virus, ongoing news about AIDS. It seems the i..

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