Mini-Grammar (3).ppt

1、制作人：李务涛 学校：合肥十中 适合对象：高一-高二年级学生 学科：英语（北师大版）,被动语态（The Passive Voice),The Passive Voice,The dog has eaten our food. (active),Our food has been eaten by the dog. (passive),DOG,EAT,&,FOOD,The dog has eaten our food.,Our food has been eaten by the dog.,Performer (subject),Object,Active form,Subject,Passiv

2、e form,WHEN & HOW?,SITUATIONS,When we do not know who or what the performer is:,My bike was stolen last night.,2. When the performer is not so important:,The flowers have been watered and you can go home now.,I was given ten minutes to decide whether I should accept the offer.,3. When we want to emp

3、hasis the person or thing that is affected by the action:,Structure & Tense,EXAMPLES, The Great Wall was built more than 2000 years old. A new bridge is being built across the Changjiang River. The project will (is going to) be finished next month. Many trees have been planted around the lake. Old p

4、eople should be taken care of/looked after. Books cant be taken out of the library,METHOD,VERBS WITH ONLY ONE OBJECT, She does her homework at school. Her homeworkis done (by her) at school.( by phrase is usually omitted ) Where do people grow cotton in China? Where is cotton grown in China?,VERBS W

5、ITH TWO OBJECTS,带有双宾语的主动句，变被动句时，一般把“人”提前。 若将“物”提前则要在“人”的前面加to或for. （“make, draw, sing, choose, buy, keep”用for,其他动词用to）.,EXAMPLES,- A book was given to him (by me) yesterday. I gave him a book yesterday. - He was given a book (by me) yesterday. Mr Cheng teaches us math this term. We math this term. M

6、y sister bought me a jacket last week. A jacket me last week,are taught,was bought for,Objects with infinitive complement,ask/tell/allow/encourage/promisesb. to do sth. ,etc.：,are encouraged,They encourage us to plant more trees. We _ _to plant more trees.,Objects with other complements,I heard him

7、sing in the next room. -He sing in the next room. They made us do all kinds of work. -We do all kinds of work. I saw her enter the library. -She enter the library.,was heard to,were made to,was seen to,Objective clause,They say Mr. Mark will come to China soon. Its said that Mr. Mark will come to Ch

8、ina soon . It is reported that it rained heavily in the south of China. Its thought/ believed that Its suggested that Its well known that Its hoped that,Verbs and phrases that cannot be used as passive voice.,1、有些“静态”动词不能用于被动语态。 （have, cost, last, own, suit, hold, fit, belong to, agree with, etc.） T

9、he travel lasted 3 weeks.,2、有些词组的主动形式表被动含义： be worth doing, need doing The bike needs repairing. = The bike needs to be repaired.,3、有些不及物动词的主动形式可以用来表示被动意义。（cut, wash, write, sell, wear等） This kind of shoes sells well.这种鞋子很畅销。 This kind of clothes washes easily.这种衣服很容易洗。 The pen writes smoothly. 这支笔写

10、得流利。,Verbs and phrases that cannot be used as passive voice.,EXERCISES,1、Jay sings many famous songs. Many famous songs Jay. 2、Her mother gave her a new pen. A new pen her by her mother. 3、If he (give) one more minute, he (finish) the exam yesterday. 4、The student is made (stand) there for half an hour. 5、He wont go to bed until his homework _ (finish). 6、The heated ice cream scoops _ (invent) by a man _ (call) Tom. 7、Someone saw a stranger walk into the bui