外研版高中英語(yǔ)必修三《Amazing art》PPT課件(第2課時(shí))，共17頁(yè)。
Presentation
Look at the sentences from the reading passage and answer the questions.
a. And just look at how her dress is being folded by the wind!
b. I'm being pushed around quite a bit, in fact.
1. What causes the action in sentence (a)? The dress or the wind?
2. What is happening to “me” in sentence (b)?
Compare them with the following sentences and answer the questions.
c. And just look at how the wind is folding her dress!
d. People are pushing me around quite a bit, in fact.
3. What is the difference between the two groups of sentences?
4. Why does the author choose to use the passive form instead of the active form in the reading passage?
The present continuous passive
1.構(gòu)成：be + being done
2.識(shí)別：
a. 主語(yǔ)是動(dòng)作的承受者且動(dòng)作正在發(fā)生（常有now，at present等標(biāo)志詞）或持續(xù)，意為“某人或某事正在被……”
It is reported that many a new house is being built at present in the disaster area. 據(jù)報(bào)道，現(xiàn)在災(zāi)區(qū)有很多新房子正在被建造。
A new railway station is being built. 一個(gè)新火車(chē)站正在建設(shè)中。
b. 一種習(xí)慣的被動(dòng)行為，常與always，constantly等頻度副詞連用，常有贊賞或討厭等感情色彩
I feel very surprised that the window of our classroom is frequently being broken. 我感到非常吃驚的是我們教室的那扇窗戶(hù)經(jīng)常被打破。
c. 與某些情態(tài)動(dòng)詞連用，表示對(duì)正在發(fā)生動(dòng)作的推測(cè)
The old man may be being watched over by a volunteer at the very moment. 這位老人此刻可能正在被一位義工照料。
3.特殊用法：
a. 少數(shù)及物動(dòng)詞的被動(dòng)語(yǔ)態(tài)可用于現(xiàn)在進(jìn)行表將來(lái)
A popular song is being sung next. 下面將唱一首流行歌曲。
A concert is being held tonight. 今晚將要舉行一場(chǎng)音樂(lè)會(huì)。
b. 一些表示狀態(tài)、心理活動(dòng)、擁有、存在等的動(dòng)詞，如have，want，need，love，realize等，一般不用于進(jìn)行時(shí)
Mary, come here. You're wanted on the phone. 過(guò)來(lái)瑪麗，電話(huà)有人找。
With the population increasing, more land is needed. 隨著人口的增長(zhǎng)，需要更多的土地。
The actor is still loved by many young people. 那個(gè)演員仍然很受年輕人喜愛(ài)。
c. 少數(shù)動(dòng)詞用于進(jìn)行時(shí)態(tài)，用主動(dòng)形式表示被動(dòng)含義，如print，cook，fry，hang，build，make等
These magazines are printing. 這些雜志正在印刷中。
The beef is cooking. 牛肉正在煮。
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