it 是形式主语,is reported 谓语(被动),that 引起的足真正的主语,它是一个句子,叫做主语从句。主语从句中: the tariff 主语,on the textiles and cars imported from the common market 后置定语,修饰 tariff 。其中 imported from the common market 过去分词短语作后置定语,修饰cars。are to be reduced 谓语,by 10 percent 程度状语。
that 引导的宾语从句,做report的宾语。
宾语从句的主语是the tariff ,on the textiles and cars imported from the common market做tariff的后置定语,说明什么税;
宾语从句的谓语是are
宾语从句的宾语是to be reduced by 10 percent 这里是be to do sth表示安排,意向或目的。