...ensitive to it when exposed to it often enough. even是何种用法?when引导条件状语从句还是时间状语从句?有何区别?2. But what we forget—what our economy depends on us forgetting—is that happiness is more than pleasure without pain.depends on us forgetting分析为现...
从句的主语与主句的主语一致时,从句可以省略主语,从句的谓语动词采用其V-ing结构。例如: Although working very hard, he failed in the final exam. (Although he worked very hard,…) 我能理解的是从句和主句主语相同,且从句有be动词时,从...