高二英语必修UnitGrammar课件.PPTVIP

unit 1 Great Scientists;Learning about language;(P4, Ex 1);Homework checking (P4, Ex 2);Using words and expressions (P42, Ex 1);Grammar;过去分词的语法功能：;一、过去分词作定语;steamed roll retired workers escaped prisoners an unknown hero the exploited classes returned students;2. 过去分词短语作定语时，则放在被修饰词的后面。 E.g.:;注意:;the risen sun (升起的太阳) spoken English (英语口语) iced beer (冰镇啤酒) fried chips (炸土豆条) cooked food (熟食);2. 过去分词作定语时，1) 及物动词的过去分词可改为动词为被动形式的定语从句。 E.g.: ;二、过去分词作表语;过去分词作表语用，相当于形容词，最常见的有；;过去分词作表语与被动语态的区别。分词作表语表示主语的状态，而被动语态则表示被动的动作。 My glasses are broken. 我的眼镜碎了。 My glasses were broken by my son.我的眼镜被我儿子摔碎了。;The door was closed by Tom. The door was closed.;Exercises;练习一 单句改错;2. The girl who is dressed in red is Kelly’s long-lost friend.= The girl _________________ is Kelly’s long-lost friend.;3. The castle, which was burnt down in the sixteenth century, was never rebuilt.= The castle, ______________ ___________________, was never rebuilt.;5. The project, which was designed by the Chinese engineers, was constructed in only 2 year. = The project, _____________ ____________________, was constructed in only 2 year. ;三、单选;2. Hearing the ______ news, we all felt ______. A. encouraging, encouraging, B. encouraged, encouraged C. encouraged, encouraging D. encouraging, encouraged;3. From the dates ______ on the gold coin, it is confirmed that was made five hundred years ago. marking B. marked C. to be marked D. having been marked;4. The _______ look in her face suggested that she _______ it before. surprising, wouldn’t know surprised, hadn’t known surprising, hadn’t known surprised, shouldn’t know;5. The picture writing _______ long long ago is hard for us to understand today. having been drawn being drawn was drawn drawn;6. The man ______ there is my uncle. A. seat B. seating C. to seat D. seated ;7. The first textbooks ______ for teaching English as a foreign language came out in the 16th century.