Unit One
Text 1 Antibiotics
Text 2 Writing a Scientific Paper:How to Write the Abstract
Unit Two
Text 1 Cloning:Good Science or Bad Idea?
Text 2 Writing a Scientific Paper
Unit Three
Text 1 Common Vaccination
Text 2 How to Write the Introduction(Ⅰ)
Unit Four
Text 1 Parkinson’S Disease
Text 2 How t0 Write the Introduction(Ⅱ)
Unit Five
Text 1 The Cellular Basis of Immunity
Text 2 How to Write the Materials and Methods Section
Unit six
Text 1 The Microbial World
Text 2 How to Write the