高二英语必修二语法知识点归纳
　　Well-known for their expertise, his parents’ pany …..
　　Confused by the new surroundings, I was hit by the lack of fresh air.
　　Exhausted, I slid into the bed and fell fast asleep.
　　过去分词作状语：过去分词作状语时，说明动作发生的背景或情况，其等同于一个状语从句。vt 过去分词作状语时与主句主语构成被动关系，表示被动和完成，vi 过去分词表示状态或动作的完成。
　　Heated , water changes into steam .
　　The professor came in, followed by a group of young people .
　　1 作原因状语，等于as / since / because 引导从句
　　Moved by what she said ,we couldn’t help crying . = ( As we are move ...