高中英語(yǔ)第二冊(cè)Unit4Grammar課件.ppt

Grammar,The passive voice using the present continuous tense,Grammar (5m),現(xiàn)在進(jìn)行時(shí)被動(dòng)語(yǔ)態(tài)表示說(shuō)話時(shí)或現(xiàn)階段某個(gè)被動(dòng)的動(dòng)作正在進(jìn)行,謂語(yǔ)動(dòng)詞的形式為“is / are / am + being+過(guò)去分詞”。如果去掉being,就成為一般現(xiàn)在時(shí)被動(dòng)語(yǔ)態(tài)或系表結(jié)構(gòu)。試比較下列句子:,Look! The children are being taken care of by their aunt. 瞧!孩子們現(xiàn)在正由姑母照看著。(指現(xiàn)在的情況) Children are taken good care of at school. 孩子們?cè)趯W(xué)校被照看得很好。(指通常的情況),The report is being written by one of the best students. 報(bào)告正在由一個(gè)最好的學(xué)生寫(xiě)著。 The report is well written. 報(bào)告寫(xiě)得很好。(系表結(jié)構(gòu)),現(xiàn)在進(jìn)行時(shí)被動(dòng)語(yǔ)態(tài)的用法： 1、表示現(xiàn)階段正在進(jìn)行的動(dòng)作 現(xiàn)在進(jìn)行時(shí)被動(dòng)語(yǔ)態(tài)也可表示目前這一階段主語(yǔ)正在承受謂語(yǔ)動(dòng)詞的動(dòng)作。例:,Rainforests are being cut and burned at such a speed that they will disappear from the earth in the near future. 熱帶雨林被砍、燒得這么快,他們將在不久的將來(lái)從地球上消失。 Many interesting experiments are being carried out these days. 最近正在進(jìn)行許多有趣的實(shí)驗(yàn)。,2、表示計(jì)劃或安排 現(xiàn)在進(jìn)行時(shí)被動(dòng)語(yǔ)態(tài)還可表示按計(jì)劃、安排主語(yǔ)將要承受謂語(yǔ)動(dòng)詞的動(dòng)作(僅限于少數(shù)及物動(dòng)詞)。例: A folk song is being sung next. 下面將唱一首民歌。 A party is being held tonight. 今晚將要舉行一場(chǎng)晚會(huì)。 It is said that a plane is being flown by him to America at eight next Sunday morning. 據(jù)說(shuō)下周日早上八點(diǎn)他將開(kāi)飛機(jī)去美國(guó)。,3、沒(méi)有進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài) 一些表示狀態(tài)、心理活動(dòng)、擁有、存在等的動(dòng)詞(和主動(dòng)語(yǔ)態(tài)一樣)一般不用進(jìn)行時(shí)被動(dòng)語(yǔ)態(tài),常用一般現(xiàn)在時(shí)被動(dòng)語(yǔ)態(tài)表示此時(shí)此刻或目前主語(yǔ)承受謂語(yǔ)動(dòng)詞的動(dòng)作。如: 小王,過(guò)來(lái),有你的電話。,【誤】 Xiao Wang, come here. You are being wanted on the phone.,【正】 Xiao Wang, come here. You are wanted on the phone.,足球現(xiàn)在越來(lái)越流行了, 換句話說(shuō),它被越來(lái)越多的人喜愛(ài)。,【誤】Football is becoming more and more popular. In other words, it is being loved by more and more people. 【正】Football is becoming more and more popular. In other words, it is loved by more and more people.,4、其他形式表示被動(dòng)結(jié)構(gòu) “be +under/ in等介詞+名詞“結(jié)構(gòu)可代替進(jìn)行時(shí)被動(dòng)語(yǔ)態(tài)。例: The city is under attack ( is being attacked ) at the moment. 目前這個(gè)城市正受到進(jìn)攻。 The bridge is under repair / construction (=is being repaired/ constructed). 橋梁正在修理中/建筑中。 The problem is under discussion (=is being discussed) at the meeting. 問(wèn)題正在會(huì)上討論。 The telephone is in use (=is being used) now. 電話正在使用中,Function-practice (3m),Answer the following questions according to the example.,EXAMPLE:- Who is studying the rhino? -The rhino is being studied by_,1.Who is protecting the African elephant? The African elephant is _ 2.Who is hunting the Tibetan antelope? The Tibetan antelope is _,Function-practice (3m),Answer the following questions according to the example.,3.Who is taking photos of the panda? The panda is _,4.Who is killing the whales? The whales _,5.Who is attacking the mice? The mice _,1A new cinema _ here. They hope to finish it next month. A. will be built B. is built C. has been built D. is being built,高考鏈接,解析：由they hope to finish it next month，可以知道“建造”工作正在進(jìn)行，而且主語(yǔ)cinema與動(dòng)詞build之間是被動(dòng)關(guān)系，因此使用現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)。,2Rainforests _ and burned at such a speed that they will disappear from the earth in the near future. A. cut B. are cut C. are being cut D. had been cut,高考鏈接,解析：從句子的語(yǔ)境they will disappear from the earth in the near