馬霞
中圖分類號:G633.41
文獻(xiàn)標(biāo)識碼:A 文章編號:1002-7661(2015)05-0106-01
英語教學(xué)中,學(xué)生們一遇到“句型轉(zhuǎn)換”這類題型,就覺得無從下手。在二十幾年的教學(xué)生涯中,我總結(jié)出它有這樣幾點規(guī)律,供大家參考。
一、如何做“肯定句改否定句”
碰到這種題目,你首先應(yīng)查看一下句中有沒有“特殊定式動詞”(如1S、am、are、was、were、shall、will、can、may、must、could、would、should作助動詞用的have、has、had等)。如有上述動詞,則只要在這些動詞后加not即可。例如:Sheis from Beijing.She is not from Beijing如沒有上述動詞,則應(yīng)根據(jù)謂語動詞的人稱和時態(tài),確定加do not、does not或did not.確定之后,將其加在謂語動詞之前,并將不是原形的謂語動詞還原成原形。例如:要將下列句子改成否定句。Mr.Smith had a meeting yesterday思考:(1)句l}|無特殊定式動詞;(2)謂語動詞為had; (3)had為過去式,應(yīng)加did not; (4)過去式had應(yīng)還原成動詞原形。于是得出:Mr.Smith did nothave a meeting yesterday.肯定祈使句變成否定祈使句,通常是在句首加Don't。例如:
1 Put the pen on your desk.
Don't put the pen on yourde sk.
2.Let him go home Don't let lum go home.
二、如何做“肯定句改一般疑問句”
做這類題目,也需要先查看一下有沒有“特殊定式動詞”。如果有,可采?。阂徽{(diào)、二改、三問號的步驟,即將特殊定式動詞調(diào)到句首,改大小寫,將句號改問號。例如:He isateacher. (is) (He)a teacher. Is he a teacher?
如果沒有,則先查明謂語動詞的人稱和時態(tài),然后采取:一加、二改、三問號的步驟,即在句首加Do或Does或Did,改大小寫,并將動詞改成原形,最后將句號改成問號。例如:He gets up at 7: 00 in the morning. Does (He) (gets up) at 7: 00ill the morning?Does he get up at 7: 00in the moming?
三、如何就劃線部分提問
就劃線部分提問就是把陳述句改為特殊問句,即“疑問詞+一般疑問句”。如果劃線部分是賓語或狀語(例如:Thezoo opens at 9:00)我們不妨采取這樣四個步驟:(1)弄清句意:“這個動物園九點開門?!保?)選定疑問詞:What time或When; (3)變一般疑問句:把劃線部分以外的部分(The zooopens)變成一般疑問句(即does the zoo open);(4)套用句型:“疑問詞+一般疑問句”。答案:What time does the zoo open'l
如果劃線部分是主語或修飾主語的定語,只需要根據(jù)句意選定疑問詞,代替劃線部分,其余照寫,最后加問號。例如:l.Tom speaks English well.(主語Tom用who代替)Whospeaks English well?
2.My sister is a driver.(my是主語sister的定語,用whose代替)
Whose sister is a driver?
如果對其他成分的定語提問,則應(yīng)注意把定語所修飾的詞,連同疑問詞一起前移到句首。例如:I have ten books inmy bag. How many books do you have in your bag'l如果劃線部分是謂語,就是問:“某人干什么?”疑問詞肯定是what解題時運用下列句型:What do you do'l注意助動詞同主要動詞要根據(jù)時態(tài)和人稱進(jìn)行變化,如:What does he (she)do? What did they do? What willyou do? Whatis he (she)doing?等。舉例來說:She is reading booksin the room.Sheis doing?
What is she doing in the room?
如果劃線部分是表語,就是根據(jù)句意選擇如下的疑問詞:how,who、what、how old、what...like等。例如:He is sixyears old. How old is he?
The weather was fine yesterday What was the weather like yesterday?
總之,英語中的“句型轉(zhuǎn)換”這類題并不難,它是有規(guī)律可循的。在平時讓學(xué)生多訓(xùn)練,我相信一定能達(dá)到預(yù)期的效果。