第五段：What does “national” mean? Roy Romanow and Senator Michael Kirby recommended a federal-provincial body much like the recently created National Health Council.
主题词：Roy Romanow and Senator Michael Kirby
主体动作：recommended a federal-provincial body much like the recently created National Health Council.
第六段：But “national” doesn’t have to mean that. “National” could mean interprovincial----provinces combining efforts to create>主题词：national agency, interprovincial—provinces
主体动作：combining efforts to create>联手建立一个组织
would be to negotiate better prices, if possible, with drug manufacturers. 如果可能与药品公司协商价格。
the national agency would negotiate>国家型组织代表所有省份协商价格。
the national agency would negotiate>国家型组织代表三千一百万人协商价格。
the greater the potential consumers, the higher the likelihood of a better price.潜在消费者越多，价格会更加合理。
第六段主题与第五段主题做减法得出的差额决定供选择的43题目主题为：would be to negotiate better prices, if possible, with drug manufacturers.
