Unit 4 Reading 课件-2021-2022学年高中英语牛津译林版（2020）选修第一册

BY YUSHEN MEDICAL SPECIALTY B8U4 Reading The human microbiome: an invisible microuniverse BY G.Z BY YUSHEN BY YUSHEN BY YUSHEN 01 READING BY YUSHEN BY YUSHEN BY YUSHEN What organisms live with us, make _____ about two per cent of an adult's body mass, yet are invisible to the naked eye? They are the estimated 39 trillion microorganisms _______(live) in and on our body, like _________(bacterium) and viruses, which compose the human microbiome! But there is no need ________(panic), for most of them are there to keep us healthy. Even though ____________ (incredible) small, these microorganisms influence our body and mind in big unexpected ________(way). 1 The human microbiome: an invisible microuniverse up living bacteria to panic incredibly ways BY YUSHEN BY YUSHEN BY YUSHEN BY YUSHEN BY YUSHEN 1 The human microbiome: an invisible microuniverse So, where do these microorganisms come from? Well, they have always been ___ part of us. Our very first birthday gift—three quarters of the e