Unit7Teenagersshouldbeallowedtochoosetheirownclothes語法課件(人教新課標(biāo)九年級(jí))

1、（the passive voice).主動(dòng)語態(tài)與被動(dòng)語態(tài)主動(dòng)語態(tài)與被動(dòng)語態(tài)： 英語動(dòng)詞有兩種語態(tài)，即主動(dòng)語態(tài)英語動(dòng)詞有兩種語態(tài)，即主動(dòng)語態(tài)(the active voice)與被動(dòng)語態(tài)（與被動(dòng)語態(tài)（the passive voice)。主動(dòng)語態(tài)表示主語是動(dòng)作的執(zhí)行者主動(dòng)語態(tài)表示主語是動(dòng)作的執(zhí)行者;被動(dòng)語態(tài)表示被動(dòng)語態(tài)表示主語是動(dòng)作的承受者。主語是動(dòng)作的承受者。 e.g. 1.they make trains in zhuzhou . (答案答案） trains are made in zhuzhou. （答案答案）2.the farmers grow cotton every year. （

2、答案答案） cotton is grown by the farmers every year. （答答案案）主動(dòng)語態(tài)主動(dòng)語態(tài)被動(dòng)語態(tài)被動(dòng)語態(tài)主動(dòng)語態(tài)主動(dòng)語態(tài)被動(dòng)語態(tài)被動(dòng)語態(tài)e.g many people speak english.englishis spokenby manypeople. 主動(dòng)語態(tài)變被動(dòng)語態(tài)的步驟：主動(dòng)語態(tài)變被動(dòng)語態(tài)的步驟：1、主動(dòng)語態(tài)的賓語變?yōu)楸粍?dòng)語態(tài)的主語；、主動(dòng)語態(tài)的賓語變?yōu)楸粍?dòng)語態(tài)的主語；2、主動(dòng)句的謂語動(dòng)詞變?yōu)楸粍?dòng)結(jié)構(gòu)；、主動(dòng)句的謂語動(dòng)詞變?yōu)楸粍?dòng)結(jié)構(gòu)；3、主動(dòng)句的主語變?yōu)楸粍?dòng)句的賓語，由、主動(dòng)句的主語變?yōu)楸粍?dòng)句的賓語，由by 引出，引出，當(dāng)不強(qiáng)調(diào)動(dòng)當(dāng)不強(qiáng)調(diào)動(dòng) 作

3、的執(zhí)行者時(shí)，常省略。作的執(zhí)行者時(shí)，常省略。 一般現(xiàn)在時(shí)被動(dòng)語態(tài)的構(gòu)成：一般現(xiàn)在時(shí)被動(dòng)語態(tài)的構(gòu)成： am/is/are+及物動(dòng)詞的過去分詞及物動(dòng)詞的過去分詞 動(dòng)詞過去分詞的構(gòu)成規(guī)則（與動(dòng)詞過去式構(gòu)成規(guī)則一樣）：1、一般在動(dòng)詞原形末尾加、一般在動(dòng)詞原形末尾加-ed，looked played2、結(jié)尾是、結(jié)尾是e的動(dòng)詞加的動(dòng)詞加-d ， lived used3、末尾只有一個(gè)輔音字母的重讀閉音節(jié)詞，先、末尾只有一個(gè)輔音字母的重讀閉音節(jié)詞，先雙寫雙寫 這個(gè)輔音字母，再加這個(gè)輔音字母，再加-ed， planned ripped4、結(jié)尾是、結(jié)尾是“輔音字母輔音字母+y”的動(dòng)詞，先變的動(dòng)詞，先變“y”為為“i

4、” ， 再再 加加-ed ， study-studied， carry-carried1、they speak english in canada .(english.)2、people use wood for making tables. （wood.）3、they make computers in the usa.（computers）4、they grow rice in south china.（rice）english is spoken in canada.wood is used for making tables.computer are made in the usa.r

5、ice is grown in south china. 一般過去時(shí)被動(dòng)語態(tài)的構(gòu)成：一般過去時(shí)被動(dòng)語態(tài)的構(gòu)成： was/were+及物動(dòng)詞的過去分詞及物動(dòng)詞的過去分詞 e.g 1、the bridge was built last year. 2、it was used in the old days. 3、the prc was founded on october1，1949.were planted the bridge waswas invitedplay把下列句子變成被動(dòng)語態(tài)的句子；把下列句子變成被動(dòng)語態(tài)的句子；1、they planted these trees on weeken

6、ds . these trees on weekends.2、the workers built the bridge in 1968 built by the workers in 1968.3、people invited yao ming to play basketball in the usa. yao ming to basketball in the usa.4、ibm produced this new type of laptop computer. this new type of laptop computer by ibm.was produced 含情態(tài)動(dòng)詞的被動(dòng)語態(tài)

7、構(gòu)成：含情態(tài)動(dòng)詞的被動(dòng)語態(tài)構(gòu)成： 情態(tài)動(dòng)詞（情態(tài)動(dòng)詞（can/may/must/should）+be+及物及物動(dòng)詞過去分詞動(dòng)詞過去分詞 e.g 1、this bike can be repaired. 2、the tree must be put straight in the hole. 3、the classroom should be cleaned every day.把下列主動(dòng)句變被動(dòng)句：把下列主動(dòng)句變被動(dòng)句：1、we should plant the trees around the lake 2、we must repair the computer now .3、student

8、s should correct their mistakes .4、we must water the trees well.the trees should be planted around the lake .the computer must be repaired now .their mistakes should be corrected .the trees must be watered well.翻譯下列句子：翻譯下列句子：1.去年這里產(chǎn)橘子。去年這里產(chǎn)橘子。2. 他經(jīng)常受到老師的幫助。他經(jīng)常受到老師的幫助。3. 昨天晚上昨天晚上8點(diǎn)鐘他的家庭作業(yè)做完了。點(diǎn)鐘他的家庭作業(yè)

9、做完了。4.我們學(xué)校上美術(shù)課。我們學(xué)校上美術(shù)課。5.前天他掉到河里，但被救了。前天他掉到河里，但被救了。6. 他經(jīng)常被看見在操場(chǎng)上打籃球。他經(jīng)常被看見在操場(chǎng)上打籃球。7.剛才他們受到楊老師的表揚(yáng)。剛才他們受到楊老師的表揚(yáng)。1。鹽產(chǎn)在哪兒？。鹽產(chǎn)在哪兒？2。馬路兩邊種了許多樹。馬路兩邊種了許多樹。3。郵票是用來傳送消息的。郵票是用來傳送消息的。4。工作一般什么時(shí)候完成的。工作一般什么時(shí)候完成的。where is salt produced?many trees are planted on both sides of the road.stamps are used for sending me

10、ssage.when is the work finished?5。杯子壞了。杯子壞了。6。椅子放在哪兒？。椅子放在哪兒？7。茶葉種植在哪兒？。茶葉種植在哪兒？8。作業(yè)通常在什么時(shí)候完成。作業(yè)通常在什么時(shí)候完成。the cup is broken.where is the chair put?where is tea grown?when is the work usually done ?1. mirrors are used for looking at yourselves.are mirrors used for looking at yourselves?mirrors are no

11、t used for looking at yourselves.what are mirrors used for?2.silk is produced in suzhou.is silk produced in suzhou?silk isnt produced in suzhou.where is silk produced?三、單項(xiàng)選擇題：三、單項(xiàng)選擇題：1.woolen clothes are used _keeping us warm. a.of b.by c.for d.in ( )2.are these fridges made_? a.in china b. in chine

12、se c.of china d.from chinese ( )3.-where are bananas _? - _ grown in south china. a. grow, its b.grown, its c.grown, theyre d.grew, theyrecac( )4.the league _ in may , 1922. a. is founded b.was founded c. is built d. was built( )5.the strange thing with three legs_. a.used to drink b. are used for d

13、rinking c. is used for drinking d. used for drinking 6.tv programmes can_ to the other side of the world. a.send b. be sent c.make d.be made7.older people must_ politely. a. speak to b. be spoken c.be spoken to d. say to8.the moon always _ around the earth. a. goes b. travels c. turns d. a,b and c.(

14、 )9.many people _english in the world. a.speak b. speaks c. spoke d. are spoken.( )10.we must _ our homework every day. a. be finished b. finish c. are finished d. finished四、把下列句子變成被動(dòng)句：四、把下列句子變成被動(dòng)句：1.chinese people built the great wall 2,000 years ago. 2. we must plant more trees next year. 3.dalian produces big ships. 4.farmers harvest rice in autumn . 5.we should clea