2. Listen to the passage about daily salt intake and complete the ressearch report.
  Discourse type: [填空1]
  Research Report
I. people who carry out the study: [填空2]at Havard Medical School
II. Subject of study: people with [填空3]high blood pressure
III. Way of study: cutting salt [填空4] from 10-[填空5] grams a day
IV. Results of study:
        A．risk of[填空6] disease over the next decade being cut by a quarter
        B. chances of dying from cardiovascular disease falling by[填空7]
                  V. Experts’ suggestions.