1）There is,in addition,one further point to make.
to make 做什么语?定语
2）Children in China,Japan often work together and help one another on assignment.
为什么介词用on?指某方面
3)It is clear that success is largely a result of one's social class.
副词largely做什么语?修饰哪个?状语修饰is.
4）Getting meaning from context
书里面常出现作为标题,这里的ing动词 起什么用?Ving短语,表泛指
其实标题为简洁省略部分非关键词 通常可与名词起同样的语法作用,如：Eating too much fat is bad.