七年級(jí)仁愛(ài)版句型轉(zhuǎn)換專項(xiàng)練習(xí)-

1、七年級(jí)仁愛(ài)版句型轉(zhuǎn)換專項(xiàng)練習(xí):句型轉(zhuǎn)換專練一、由肯定句變?yōu)橐话阋蓡?wèn)句1、謂語(yǔ)動(dòng)詞是be動(dòng)詞時(shí),把be動(dòng)詞提前放句首大寫,其他成分可照搬不動(dòng)。(注:在肯定句和一般疑問(wèn)句中主語(yǔ)的一、二人稱要互換。2、謂語(yǔ)動(dòng)詞中如果有情態(tài)動(dòng)詞,則把情態(tài)動(dòng)詞提前放句首大寫,其他成分可照搬不動(dòng)。(注:在肯定句和一般疑問(wèn)句中主語(yǔ)的一、二人稱要互換。3、謂語(yǔ)動(dòng)詞是行為動(dòng)詞的一般現(xiàn)在時(shí)或一般過(guò)去時(shí),在改為一般疑問(wèn)句的時(shí)候,根據(jù)主語(yǔ)的人稱和單、復(fù)數(shù),需要借助助動(dòng)詞do、does或did ,把助動(dòng)詞放句首大寫,其他成分位置可不懂,有了助動(dòng)詞,動(dòng)詞就要用原形。二、由肯定句變?yōu)榉穸ň淇隙ň渥兎穸ň湟欢ㄒ觧ot。謂語(yǔ)動(dòng)詞是be動(dòng)詞時(shí)

2、或情態(tài)動(dòng)詞時(shí),直接在be動(dòng)詞、情態(tài)動(dòng)詞后not 。除了be動(dòng)詞的am外,否定詞not都可以和前面的be動(dòng)詞或情態(tài)動(dòng)詞縮寫。如果謂語(yǔ)動(dòng)詞是行為動(dòng)詞的一般現(xiàn)在時(shí)或一般過(guò)去時(shí),則要在動(dòng)詞前加助動(dòng)詞do、does 或did,再在其后添加否定詞not,分別可以縮寫為don't、doesn't和didn't ,有了助動(dòng)詞,動(dòng)詞就要用原形。下面幾種句型在變?yōu)榉穸ň鋾r(shí)情況特殊一些,做題時(shí)須引起注意:(1 think + 賓語(yǔ)從句,變否定時(shí),not放在主句上,即:I don't think + 賓語(yǔ)從句。eg. I think it will rain tomorrow . I

3、don't think it will rain tomorrow .(2 祈使句沒(méi)有主語(yǔ),以動(dòng)詞原形開(kāi)頭。變?yōu)榉穸〞r(shí),在動(dòng)詞原形之前添加助動(dòng)詞don't . eg. (1 Water the flowers . Don't water the flowers .(2 Please clean the blackboard . Please don't clean the blackboard .三、句子的單復(fù)數(shù)互換對(duì)應(yīng)句中的名詞、代詞、動(dòng)詞等,能變則變,不能變的,要么保留,要么去掉。要求必須掌握名詞的單復(fù)數(shù)的變化規(guī)則,代詞對(duì)應(yīng)的人稱和單復(fù)數(shù),動(dòng)詞的第三人稱單數(shù)

4、的變化規(guī)則等。具體情況具體對(duì)待。(1 The girl is from England . The girls are from England .(2 He is a polite and helpful boy . They are polite and helpful boys .上述例句中,劃線的為能變的,沒(méi)劃線的為該保留的,a(an為該去掉的。反之,在由復(fù)數(shù)變?yōu)閱螖?shù)時(shí),則要根據(jù)句意在名詞之前補(bǔ)上一個(gè)a (an。eg. They are English girls . She is an English girl.但是對(duì)于"There be"句型,單復(fù)數(shù)轉(zhuǎn)換時(shí)句中的

5、 a / an不能去掉,而要根據(jù)句式將其與some或any 互換。eg. (1 There is a boat on the lake . There are some boats on the lake .(2There isn't a tree behind the house . There aren't any trees behind the house .(3 Is there a pet dog in your home ? Are there any pet dogs in your home ?(4 There aren't any pictures

6、on the wall of our classroom . There isn't a picture on the wall of our classroom .四、同義句轉(zhuǎn)換(詞匯的同義轉(zhuǎn)換、句型的同義轉(zhuǎn)換五、對(duì)句中的劃線部分提問(wèn)1、首先根據(jù)劃線部分確定疑問(wèn)詞,將疑問(wèn)詞放句首大寫。主要的疑問(wèn)詞有:what , who , when , whose , where , why , which , how , how old , how many , how much , how long , how often , how soon , how far等。what:用來(lái)詢問(wèn)事物、人

7、的姓名和職業(yè)。另外,和不同的詞一起使用還可詢問(wèn)具體的方面,如what time詢問(wèn)時(shí)間,what colour詢問(wèn)顏色等。who :用來(lái)詢問(wèn)人,尤其指人與人之間的關(guān)系。whose:用來(lái)詢問(wèn)歸屬,即和人之間的所有關(guān)系。when :用來(lái)詢問(wèn)時(shí)間,一般指較大的時(shí)間范圍。(小范圍的時(shí)間可用what time where :用來(lái)詢問(wèn)地點(diǎn)。which :用來(lái)詢問(wèn)哪一個(gè),主要針對(duì)名詞的定語(yǔ)提問(wèn)。why :用來(lái)詢問(wèn)原因,標(biāo)志是because . how :用來(lái)詢問(wèn)方式、程度。how old :用來(lái)詢問(wèn)年齡。how many用來(lái)詢問(wèn)可數(shù)名詞的數(shù)量,其后要接名詞的復(fù)數(shù)形式。how much:用來(lái)詢問(wèn)不可數(shù)名詞的數(shù)

8、量,其后要接不可數(shù)名詞。如單獨(dú)使用則表示詢問(wèn)多少錢或?qū)κ挛锪私饣蛳矚g的程度。how long :用來(lái)詢問(wèn)事物的長(zhǎng)度,也可詢問(wèn)時(shí)間長(zhǎng)度。how often :用來(lái)詢問(wèn)某件事或某個(gè)動(dòng)作在一定的時(shí)間范圍內(nèi)重復(fù)發(fā)生的次數(shù),即頻度。how soon:用來(lái)詢問(wèn)某件事或某個(gè)動(dòng)作從說(shuō)話時(shí)候起要過(guò)多久才會(huì)發(fā)生,即詢問(wèn)將來(lái)的情況,一般與將來(lái)時(shí)態(tài)連用。how far :用來(lái)詢問(wèn)空間距離。2、把原句變?yōu)橐话阋蓡?wèn)句。3、劃線部分省略。注:如果句中的劃線部分是主語(yǔ)或主語(yǔ)的定語(yǔ),則可用疑問(wèn)詞直接替換而不用一般疑問(wèn)句的語(yǔ)序。eg.1、The boy on the yellow bike is Lucy's broth

9、er .本句中的劃線部分on the yellow bike 在句中作主語(yǔ)The boy 的定語(yǔ),限定是哪一個(gè)男孩,因而確定的疑問(wèn)詞是which, 直接替換后的句子為: Which boy is Lucy's brother ?【練習(xí)題】(一把下列句子改為否定句。1.I am thirteen years old.2. He is twelve years old.3. Shes fourteen years old.4. I am in Class Five, Grade Seven_ .5. Jane is in Grade Eight.6. They are in Class E

10、leven._. _7. She is from Canada. 8. They are from China._. _9. Im fro m England. 10. This is an eraser._ _. _.11. This is a book. 12. That is an old book.(二把下列句子改為一般疑問(wèn)句,并做肯定,否定回答。1.I am thirteen years old._ _ _2. He is twelve years old._ _ _3. Shes fourteen years old._ _ _4. I am in Class Five, Grad

11、e Seven._ _ _5. Jane is in Grade Eight._ _ _ 6. They are in Class Eleven._ _ _ 7. She is from Canada._ _ _ 8. They are from China._ _ _ 9. Im from England._ _ _ 10. This is an eraser._ _ _ 11. This is a book._ _ _ 12. That is an old book._ _ _ 13. These are rulers._ _ _ 14. Those are cakes_ _ _ 15.

12、Its an orange._ _ _ 16. They are eggs._ _ _(三根據(jù)畫線部分提問(wèn):1.I am thirteen years old.2. He is twelve years old._ _3. Shes f ourteen years old.4. I am in Class Five, Grade Seven. _ _5. Jane is in Grade Eight.6. They are in Class Eleven._ _7. She is from Canada. 8. They are from China._ _ 9. Im from England