Grammar过去分词.ppt

1、例句展示 仔细观察下列句子中的过去分词的用法。 1. The recovered animals will be released soon. 2. We needed much more qualified workers.,过去分词作定语,3. Paper cuts used for religious purposes are often found in temples. 4. He is a teacher loved by his students. 5. The student dressed in white is my daughter. = The student who

2、is dressed in white is my daughter.,自我归纳 1. 过去分词作定语时，表示的动作在_之前发生，已经完成并具有_意义（见句1）。此时，作定语的过去分词一般是由_动词变来的，因为只有此类动词才有被动意义。,谓语动作,被动,及物,2. 单个的过去分词作定语一般放在被修饰的名词 _（见句1、句2）。_ 作定语要放在被修饰的名词后面，作后置定语，表示被动或完成，其作用相当于一个_（见句3、句4、句5）。,之前,过去分词短语,定语从句,拓展 1. 不及物动词的过去分词也可作定语，一般作前置定语，不表示被动意义，只强调动作完成。如：fallen leaves落叶；reti

3、red workers退休工人；the risen sun升起的太阳。,2. 如果被修饰的词是由every / some / any / no + thing / body / one所构成的复合代词或指示代词those或these等时，即使是单一的过去分词作定语，也要放在被修饰词的后面。如： There is nothing changed here since I left this town.,3. 过去分词短语有时还可用作非限制性定语，相当于一个非限制性定语从句，前后用逗号分开。如： Some of them, born and brought up in rural villages

4、, had never seen a train.,辨析 过去分词与动词-ing形式作定语时的区别： 动词-ing形式作定语时与所修饰的名词之间是主动关系，表示动作正在进行；而过去分词作定语时，则表示被动或完成意义。如： Mr Smith, tired of the boring speech, started to read a novel. The prize of the game show is $30,000 and an all expenses paid vacation to China.,例句展示 仔细观察下列句子中的过去分词的用法。 1. The street is lin

5、ed with small shops. 2. Tom was astonished to see his father. 自我归纳 过去分词作表语时，与谓语动词构成_结构，表示主语的性质、特征和_。,过去分词作表语,系表,状态,辨析 1. 过去分词作表语时与被动语态的区别：过去分词作表语，主要表示主语的状态和特征，而被动语态则表示动作。如： The cup was broken by my little sister yesterday. The library is now closed.,2. 过去分词作表语与动词-ing形式作表语的区别：过去分词作表语表示被动或完成，动词-ing形式作

6、表语表示主动或进行。如： She was embarrassed because she didnt know the answer. Todays meeting was boring.,3. 有些动词如interest, worry, surprise, frighten等通常用其过去分词形式来说明人的情况，用动词-ing形式来说明物的情况。如： The book is interesting and Im interested in it.,强化训练 从A、B、C、D中选出最佳选项。 1. The murderer was brought in, with his hands _ beh

7、ind his back. A. being tied B. having tied C. to be tied D. tied,2. The Emperors New Clothes is an _ text. All of us are _ about it. A. exciting; exciting B. excited; excited C. excited; exciting D. exciting; excited,3. With _ leaves _ in the earth every year, the soil becomes richer and richer. A.

8、falling; burying B. fallen; buried C. fallen; burying D. falling; buried,4. Im very _ with the dish I cooked. It looks nice and smells delicious. Mm. It does have a _ smell. A. pleasant; pleased B. pleased; pleased C. pleasant; pleasant D. pleased; pleasant,5. I have read plenty of books _ by Lu Xun. A. written B. wrote C. writes D. writing 6. His nephew, _ at sea when he was fifteen, had been his only relative. A. losing B. loses C. lost D. being lost,7. They had beef and _ for supper. A. smoking fish B. fish s