【課件】Unit+2Discovering+Useful+Structures+高一英語人教版（2019）第二冊

Unit2WildlifeProtection

DiscoveringUsefulStructures123TeachingObjectivesIdentifythepresentcontinuouspassivevoicetohighlightitsformandfunction;Understandandpractiseusingpresentcontinuouspassivevoiceinsentencesandpassages;Prepareareportapplyingthepresentcontinuouspassivevoicetoshareknowledgeoflocalwildlifeconservation,aswellasopinionsandsolutions.LeadinEnjoythesong:LovetobelovedbyyouFillintheblankwiththelyricsBaby,tellmehowcanItellyouThatI________youmorethanlifeShowmehowcanIshowyouThatI'm_______byyourlightWhenyoutouchmeIcantouchyou

TofindoutthedreamistrueI_______tobelovedIneedtobe_______Ilovetobe________byyouloveblindedlovelovedlovedLoveToBeLovedByYou是一首旋律優(yōu)美的英文歌曲，演唱者是美國流行歌手馬克·特倫茨（MarcTerenzi）。2005年，Marc與德國歌手莎拉·寇娜（SarahConnor）結(jié)婚時，將這首歌作為愛的禮物獻(xiàn)給妻子。主動語態(tài)被動語態(tài)Observethefollowingsentencesandpayattentiontotheunderlinedparts.Awildhorseisbeinghuntedafterbyatiger.Jacksonisbeinginterviewed

now.ExploretherulesAbasketballisbeingplayedbyMiki.Abookisbeingreadbythegirl.Ourfurisbeingusedtomakesweatersforpeoplelikeyou.小結(jié)：PresentProgressivePassiveVoice現(xiàn)在進(jìn)行時的被動語態(tài)1.定義：表示“某人/事此時此刻正在被…”，主語是動作的承受者,表示說話時或現(xiàn)階段某個被動的動作正在進(jìn)行。2.結(jié)構(gòu)

1）肯定形式：am/is/are＋being＋過去分詞.Thehouseisbeingpainted.2）否定形式:am/is/are＋not＋being＋過去分詞.Thetreesarenotbeingwatered.3）一般疑問句式:Am/Is/Are＋主語＋being＋過去分詞？AmIbeingwatchedover?4）特殊疑問句式:特殊疑問詞+

am/is/are＋主語＋being＋過去分詞？Howisyourcomputerbeingrepaired?1.Theplan_______________thismonth.計劃本月正在執(zhí)行。2.Yourcomputer__________________now.現(xiàn)在沒人修理你的電腦。3.____thesefields___________thisweek？這周有人在給這些地澆水嗎？4.Where____you_______________now？

現(xiàn)在你們在哪里接受面試？isbeingcarriedoutisnotbeingrepairedArebeingwateredarebeinginterviewed3.主動語態(tài)變被動語態(tài)的原則“三變”例：Theyarebuildingnineparks.原句主語變?yōu)閎y短語賓語變?yōu)橹髡Z謂語由主動變?yōu)楸粍印叭蛔儭痹湟馑疾蛔冊鋾r態(tài)不變原句主謂賓以外成分不變Nineparks______________bythem.Howmanyparks____________?arebeingbuiltarebeingbuilt英語動詞有兩種語態(tài)：

主動語態(tài)

(theActiveVoice)

被動語態(tài)(thePassiveVoice)be+done將下列句子轉(zhuǎn)化成被動語態(tài)Theblackcatisattackingamouse._____________________________________.(2)TheWorldWildlifeFundisprotectingtheAfricanelephants.____________________________________________________________.Amouseisbeingattackedbytheblackcat.TheAfricanelephantsarebeingprotectedbytheWorldWildlifeFund例：1.Mary_______________(interview)now.2.Look!Thebaby___________________(takecareof)byheraunt.3.Thedisease_____________(study)atpresentbyscientist.4.現(xiàn)在進(jìn)行時的被動語態(tài)基本用法：（1）表示說話時刻正在進(jìn)行或發(fā)生的被動動作。isbeingtakencareofisbeingstudiedisbeinginterviewed（2）表示現(xiàn)階段正在進(jìn)行或發(fā)生的被動動作.(3)表示習(xí)慣性的被動行為，常用always,often等修飾，多帶有贊揚(yáng)、羨慕、責(zé)備或埋怨等感情色彩Tomisalwaysbeingpraisedbytheteacher.(4)與某些情態(tài)動詞連用表示對正在發(fā)生動作的推測。Theoldmanmaybebeingwatchedover

byavolunteerattheverymoment.（5）表示按計劃、安排將要發(fā)生的被動動作。例：1.今晚將要舉辦一場晚會。Anparty___________(hold)tonight.2.下面將唱一首民歌。A

folk

song___________

(sing)next.

3.據(jù)說下周日早上八點他將開飛機(jī)去。

It

is

saidthataplane_______________(fly)

by

him

to

America

at

eight

next

Sundaymorning.

isbeingheldis

being

sungisbeing

flown(1)沒有進(jìn)行時的被動語態(tài)一些表示狀態(tài)、心理活動、擁有、存在等的動詞(stay,love,have,want等)一般不用進(jìn)行時被動語態(tài),常用一般現(xiàn)在時被動語態(tài)表示此時此刻或目前主語承受謂語動詞的動作。

【練習(xí)】判斷正誤。小王,過來,有你的電話。Xiao

Wang,

come

here.

You

are

being

wantedon

the

phone.Xiao

Wang,

come

here.

You

are

wanted

on

the

phone.

注意事項：(2)表示被動結(jié)構(gòu)“be

+under/

in/on等介詞+名詞”結(jié)構(gòu)可替換現(xiàn)在進(jìn)行時被動語態(tài)。

is

being

attacked例：1.目前這個城市正受到進(jìn)攻。The

city

is

under

attack

at

the

moment.

2.橋梁正在建筑中。The

bridge

is

under

construction.

is

being

constructed（3）少數(shù)動詞，如cook,print,build,make,hang等常用其進(jìn)行時態(tài)的主動形式表示被動意義。Thesemagazinesareprinting.Themeatiscooking.1.現(xiàn)在進(jìn)行時的被動語態(tài)的基本結(jié)構(gòu)肯定結(jié)構(gòu)be(am/is/are)beingdone否定結(jié)構(gòu)be(am/is/are)+not+beingdone一般疑問結(jié)構(gòu)be(am/is/are)+主語+beingdone特殊疑問結(jié)構(gòu)特殊疑問詞+be(am/is/are)+主語+beingdoneSummary（1）表示說話時刻正在進(jìn)行或發(fā)生的被動動作。（2）表示現(xiàn)階段正在進(jìn)行或發(fā)生的被動動作（3）表示習(xí)慣性的被動行為，常用always,often等修飾，多帶有贊揚(yáng)、羨慕、責(zé)備或埋怨等感情色彩（4）與某些情態(tài)動詞連用，表示對正在發(fā)生動作的推測。（5）表示按計劃、安排將要發(fā)生的被動動作2.現(xiàn)在進(jìn)行時的被動語態(tài)的基本用法用所給動詞的適當(dāng)形式填空1Thesmartphone_________(love)bymoreandmorepeople,2Sometrees________________onthehillnow.(plant)3I______________(treat)atthehospitalnow.4Look,thechildren______________(take)goodcareofbytheteacher.5Manyinterestingexperiments______________(do)thes