He wastaughttheimportanceofwearingahelmetwhencycling.
theimportanceofwearingahelmetwhencycling.
能否好似the importance of economic reform 如此表示“N1是N2”
还是说ofwearingahelmetwhencycling表示同位?
两个 of 介词短语作定语,都表示“所属关系”,根本没有同位的关系。同位关系可以转换为“主表关系”。能吗?
wearingahelmetwhencycling is the importance ?