26:06Learning
From the PhD Lab: How do biofilms help keep bacteria alive? - with Josh Horton
The Royal Institution
Anna has to walk to work because the Metro is closed. She calls to tell her boss she is late. Ms. Weaver wants her to come and talk about a new assignment. What will Anna do? See the lesson at http://learningenglish.voanews.com/a/lets-learn-english-lesson-20-what-can-you-do/3384429.html
Published 2016-06-27 · Watch on YouTube ↗
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