人教版必修四第四单元grammar总汇.pptVIP

现在分词做状语;V-ing做主语,宾语,补语,表语的用法;V-ing 形式在句中作定语和状语是本单元的学习重点。;A sleeping car; -ing形式短语作定语时一般放在它所修饰的名词之后, 相当于一个定语从句。如: They are visitors coming from several countries. The boy standing there is a classmate of mine.; V-ing 形式做状语;可以表示时间, 原因, 结果, 条件, 行为方式或伴随动作等。;2). Being poor, he couldn’t afford a TV set. Not knowing her address, we can’t get in touch with her.;3). Walking in the street, I saw a tailor’s shop. 4). His father died, leaving the family even worse off.; 5) Four people entered the room looking around in a curious way. = Four people entered the room and looked around in a curious way. 6) He came running back to tell me the news. ; 7.Knowing all this, I still want to see it for myself. =Although I know all this, I still want to see it for myself. ; 评论性状语; generally speaking 一般来说 strictly speaking 严格来说 broadly speaking 广义上来说 narrowly speaking 狭义上来说 judging from/ by 由...判断 considering 考虑到 frankly speaking 坦率地说 personally speaking 就个人而言 supposing 如果;现在分词作状语的几种形式;3. 进行被动式：being done Being criticised by the teacher, the boy hung his head. 4. 完成被动式：having been done Having been praised for his job, Tom worked harder. ;Attention Please ;;2. 作状语的V-ing 形式和句子之间通常有一个逗号隔开，不能用并列连词。 Studying hard, and you will pass the entrance examination to college. Studying hard, you will pass the entrance examination to college. Study hard, and you will pass the entrance examination to college. ;the British lady; You see her step back appearing surprised. = You see her step back and she appears surprised.;They also express their feelings using unspoken language.;= They are visitors who come from several countries.;1. When he approached Ms Smith, he touched her shoulder and kissed her. _____ ___________ Ms Smith, he touched her shoulder and kissed her. ;3. The boy standing there is reading a book about body language. The boy ____ __ ________ there is reading a book about body la