初二英語 語法-被動語態(tài)

課題語法-被動語態(tài)授課時間：備課時間：教學目標通過講練結(jié)合，讓學生掌握被動語態(tài)的基本用法重點、難點如何讓學生理解并掌握被動語態(tài)的用法考點及考試要求被動語態(tài)是中學語法中較難掌握的知識點。教學內(nèi)容Step1：復(fù)習therebe句型及名次變復(fù)數(shù)規(guī)則Step2聽寫單詞Step3:學習被動語態(tài)一、語態(tài)概述：英語的語態(tài)是通過動詞形式的變化表現(xiàn)出來的。英語中有兩種語態(tài):主動語態(tài)和被動語態(tài)。1.主動語態(tài)表示主語是動作的執(zhí)行者。eg:ManypeoplespeakChinese.謂語:speak的動作是由主語manypeople來執(zhí)行的。2.被動語態(tài)表示主語是動作的承受者,即行為動作的對象。eg:Chineseisspokenbymanypeople.主語English是動詞speak的承受者。二、被動語態(tài)的構(gòu)成：助動詞be+及物動詞的過去分詞我們學過的時態(tài)有哪幾種？它們的形式？write:do:be:人稱、數(shù)和時態(tài)的變化是通過be的變化表現(xiàn)出來的?，F(xiàn)以speak為例說明被動語態(tài)在各種時態(tài)中的構(gòu)成。時態(tài)肯定句否定句一般疑問句特殊疑問句(when)一般現(xiàn)在時一般過去時一般將來時現(xiàn)在進行時現(xiàn)在完成時三、被動語態(tài)的用法1.翻譯下面的句子。1）一些新電腦在昨晚被盜了。2）這座橋竣工于1981年?？偨Y(jié)：2.強調(diào)動作的承受者,而不強調(diào)動作的執(zhí)行者。TheglasswasbrokenbyMike.玻璃杯是邁克打破的。Thisbookwaswrittenbyhim.這本書是他寫的。Yourhomeworkmustbefinishedontime.你們的家庭作業(yè)必須及時完成。以上句子強調(diào)的分別是：四、主動語態(tài)變被動語態(tài)的方法請將下列句子改為被動語態(tài)：1.Allthepeoplearelaughingathim.2.Dotheymakethebikesinthefactory?3.Hehascutdownatreeintheforest.主動語態(tài)變?yōu)閯e動語態(tài)的方法是：（1）（2）（3）五、含有情態(tài)動詞的被動語態(tài)按要求改寫下面的句子：1.Wecanrepairthiswatchintwodays.否定句：一般疑問句：劃線部分提問：2.Theyshouldsolvetheproblematonce.被動語態(tài)的否定句形式：被動語態(tài)的一般疑問句形式：被動語態(tài)綜合訓(xùn)練：一、選擇題。1._____anewlibrary_____inourschoollastyear?A.Is;builtB.Was;builtC.Does;builtD.Did;built2.Sofar,themoon_______bymanalready.A.isvisitedB.willbevisitedC.hasbeenvisitedD.wasvisited3.Howmanytrees______thisyear?A.areplantedB.willplantC.havebeenplantedD.planted4.Look!Anicepicture________forourteacher.A.isdrawingB.isbeingdrawnC.hasbeendrawnD.draws二、把下列句子改成被動語態(tài)。1.Theysoldthatkindofshoesinthisshoplastweek.2.Hedoesn’tshowthestampstome.3.Youshouldtakegoodcareofherbaby.4.MayIlookafterthebabyathome?三、將下列句子改為被動語態(tài)，每空一詞。1.ThechildrenwillsinganEnglishsong.AnEnglishsong__________________bythechildren.2.Youneedn’tdoitnow.It__________________byyounow.3.LucysentmeaNewYearCardlastweek.ANewYearCard__________________herbymelastweek.4.Hemakesmedothatforhim.I______________________thatforhim.Step4學習單詞Step5家庭作業(yè)1.完成下面的語法填空。二．單項選擇1.Anaccident____onthisroadlastweek.

A.hasbeenhappenedB.washappenedC.ishappened

D.happened2.Cotton____inthesoutheastofChina.

A.isgrown

B.aregrown

C.grows

D.grow3.AtalkonChinesehistory_____intheschoolhallnextweek.

A.isgiven

B.hasbeengivenC.willbegivenD.gives4.Alotofthings____bypeopletosavethelittlegirlnow.

A.aredoingB.arebeingdoneC.hasbeendone

D.willbedone5.Thedoctor_____foryet.

A.isn'tsentB.hasn'tbeensentC.won'tbesentD.wasn'tsent6.Who_____thisbook_____?

A.did;writtenB.was;writtenbyC.did;writtenD.was;written7.Mary____showmehernewdictionary.

A.hasaskedtoB.wasaskedtoC.isasked

D.asksto8.Astory_____byGrannyyesterday.

A.wastoldusB.wastoldtousC.istoldus

D.toldus9.Olderpeople____well.

A.looksafter

B.mustbelookedafter

C.