Unit2WildlifeProtectionDiscoveringUsefulStructures課件-人教版高中英語(yǔ)

Unit2DiscoveringUsefulStructuresThePresentContinuousPassiveVoiceWhataretheydoinginthepicture?Thepolarbear

.Thepanda

bamboo.Theelephant

sports.isswimmingisdoingiseating現(xiàn)在進(jìn)行時(shí)的構(gòu)成:

_______________________________________________be(am/is/are)doing動(dòng)詞現(xiàn)在分詞(V-ing)構(gòu)成規(guī)則:1.drink-drinking;eat-eating;listen-listening

2.

write-writing;make-making;ride-riding3.

sit-sitting;swim-swimming;put-putting;play-playing；draw-drawing；box-boxing一般在動(dòng)詞原型后加ing.以不發(fā)音e結(jié)尾的動(dòng)詞，去掉e再加ing.字母、音標(biāo)以“輔+元+輔”（字母y、w、x除外）結(jié)尾且重讀的動(dòng)詞，雙寫(xiě)末尾的輔音字母再加ing.4.特殊變化：lie—lying；die—dying；tie—tyingThewhales__________(kill)byhumanbeings.werekilledTherhino/?ra?n??/____________(hunt)bysomeone.

washuntedReview:thepassivevoice被動(dòng)語(yǔ)態(tài)的基本構(gòu)成:

_________________be+V.ed(過(guò)去分詞)（時(shí)態(tài)和語(yǔ)態(tài)結(jié)合，先體現(xiàn)時(shí)態(tài)，后體現(xiàn)語(yǔ)態(tài)）現(xiàn)在進(jìn)行時(shí)：am/is/are+V-ing被動(dòng)語(yǔ)態(tài)：

be+done(V過(guò)去分詞)現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)：主語(yǔ)+

am/is/are+being+done+(by…)表進(jìn)行表被動(dòng)現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)

結(jié)構(gòu)

1.Theplan___________________thismonth.計(jì)劃本月正在執(zhí)行。2.Yourcomputer__________________now.現(xiàn)在沒(méi)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?cè)谀睦锝邮苊嬖?？isbeingcarriedoutisnotbeingrepairedArebeingwateredarebeinginterviewed肯定形式：am/is/are＋being＋過(guò)去分詞否定形式:am/is/are＋not＋being＋過(guò)去分詞疑問(wèn)形式:Am/Is/Are＋主語(yǔ)＋being＋過(guò)去分詞？特殊疑問(wèn)句的形式:把特殊疑問(wèn)詞放在一般疑問(wèn)句前面?，F(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)的構(gòu)成Basicusage基本用法1.

表示說(shuō)話(huà)時(shí)正在進(jìn)行的被動(dòng)動(dòng)作，句中常用now,

rightnow,

look,atpresent,atthemoment等時(shí)間狀語(yǔ)連用。He

(examine)

bythedoctornow.Look!Thechildren

(care)

ofbytheiraunt.看!孩子們正由他們姑媽照顧。她現(xiàn)在正在接受醫(yī)生的檢查。isbeingexaminedarebeingcared

2.表示現(xiàn)階段正在進(jìn)行的被動(dòng)動(dòng)作(說(shuō)話(huà)時(shí)不一定在進(jìn)行),句中常用atpresent,thesedays等時(shí)間狀語(yǔ)。Theproblemoffoodsafety_______________(study)byscientiststhesedays.is

being

studied3.表示一種習(xí)慣的被動(dòng)行為(often,always,frequently,constantly),帶有贊揚(yáng)、羨慕、抱怨，討厭等感情色彩。Childrenofourneighbors___always

____________(praise)byourparents.are

beingpraisedChoosethesuitableverbformstocompletethesentences.1.I’m(working/beingworked)athometodaybecausemyofficeis

(painted/beingpainted).2.Thealarmingreportis(written/beingwritten).Itwillbefinishedsoon.3.Whatpartofthecityis(attacked/beingattacked)

now?4.Rightnow,thedeerare(watched/beingwatched)

overbymanyvolunteers.5.Whois(hunting/beinghunted)thekangaroos?Wherearethey

(