人教版 (2019)必修 第二册Unit 2 Wildlife protection课堂教学课件ppt

这是一份人教版 (2019)必修 第二册Unit 2 Wildlife protection课堂教学课件ppt，共22页。

Learning bjectives
By the end f this sectin, yu will be able t:1. identify the present cntinuus passive vice;2. grasp the frm and functin f the present cntinuus passive vice;3. crrectly use the present cntinuus passive vice t cmplete related practices;4. prepare a reprt applying the present cntinuus passive vice t share knwledge f lcal wildlife cnservatin, as well as pinins and slutins.
Lk, she is writing a reprt.The reprt is well written.The reprt is being written by ne f the best students.
Review and think.
What is the tense and vice (时态和语态) is used in the fllwing sentences?
the present cntinuus tense (am/is/are + ding)
the simple present passive vice (am/is are + dne)
am/is /are + being dne
the present cntinuus passive vice
I knw that they are being hunted and their habitat is getting smaller... (P15)What measures are being taken? (P15)They are being hunted, illegally, fr their valuable fur. (P16)Much is being dne t prtect wildlife ... (P16)These large animals are being killed ... (P17)
Underline the present cntinuus passive vice in the sentences and discuss its functin. And find mre sentences with the same verb frm in this unit.
African elephants are being hunted.What is being dne t help them?What measures are being taken t help them?
Frm: am/is/are + being dne
Chse the suitable verb frms t cmplete the sentences.
1. I’m (wrking / being wrked) at hme tday because my ffice is (painted / being painted).2. The alarming reprt is (written / being written). It will be finished sn.3. What part f the city is (attacked / being attacked) nw?4. Right nw, the deer are (watched / being watched) ver by many vlunteers.5. Wh is (hunting / being hunted) the kangars? Where are they (hunted / being hunted)?6. It is reprted that living spaces fr wildlife are (reduced / being reduced) due t the cutting f trees.
The Present Cntinuus Passive Vice1. 定义：现在进行时的被动语态表示现在或现阶段正在进行或发生的被动动作，强调主语是动作的承受者。2. 结构：（1）肯定式：主语 + am/is/are + being dne + 其他 Currently, abut 35,000 wrks are being displayed in ver 300 rms in the Luvre, and it wuld take a lifetime t see everything.（2）否定式：主语+ am/is/are + nt + being dne + 其他 It is reprted that the water in the lake is nt being prtected nw.（3）一般疑问式：Am/Is/Are + 主语 + being dne + 其他 Are the babies being lked after by this nurse?
The Present Cntinuus Passive Vice（4）特殊疑问式：特殊疑问词 + am/is/are (+主语) + being dne + 其他 Wh is being trained fr the cming English speech cntest?3. 用法：（1）表示说话时正在进行的被动动作。句中常有nw，at the mment等时间状语。 With the develpment f sciety, many traditinal ideas are being changed nw.（2）表示现阶段正在进行的被动动作（说话时不一定在进行）。 These animals are being hunted at such a high speed that they will disappear sn.
The Present Cntinuus Passive Vice（3）表示按计划或安排将要进行的被动动作（此种用法仅限于少数及物动词，如 hld，take等)。 A party is being held tnight.（4）常与 always，cnstantly，ften等词连用，含有赞赏、羡慕、不满、讨厌等感情色彩。 I feel very surprised that the windw f ur classrm is ften being brken.Alan is always being praised by his English teacher.4. 注意：（1）不可遗漏being。现在进行时的被动语态表示说话时正在进行的被动动作，如果把being漏掉，即成为一般现在时的被动语态。
The Present Cntinuus Passive ViceLk! The children are being taken care f by their aunt.Children are taken gd care f at schl.（2）take care f，lk after，talk abut，think f等短语动词用于现在进行时的被动语态时，其中的介词不可省略。What else is being thught f?（3）现在进行时的被动语态有时也可以转换为“be + 介词（under/in等）+名词”结构。The prblem is being discussed (= is under discussin) at the meeting.The telephne is being used ( = is in use) nw.
Cmplete the sentences with the crrect frms f the given verbs.
1. A new library ___________ (build) in ur schl. It will pen next year.2. Cnservatin prgrammes fr wild animals ________________ (discuss) in Australia nw.3. What ___________ (d) in yur twn t prtect lcal wildlife?4. Dn’t wrry. Measures _____________ (take) t stp such a thing frm happening again.5. I ____________ (tell) that my ID and passwrd are nt wrking. What shuld I d nw?6. Mum, my cmputer ____________ (fix). Can I use yurs fr a while?7. It is believed that many plant species _________________ (threaten) with extinctin.
is being built
are being discussed
is being dne
are being taken
am being tld
is being fixed
are being threatened
Rewrite the sentences using the present cntinuus passive vice.
1. The z is pening a new area fr the tw baby elephants.
2. The dctrs are nt examining the patient.
3. They are raising mre funds fr research int wildlife prtectin.
4. The city is setting up a new nature reserve fr endangered animals.
5. Tday we are cmpleting ur writing task nline.
A new area is being pened fr the tw baby elephants (by the z).
Mre funds are being raised fr research int wildlife prtectin.
The patient is nt being examined (by the dctrs).
A new nature reserve is being set up fr endangered animals in/by the city.
Tday ur writing task is being cmpleted nline.
1. Nwadays mre and mre functins are adding t mbile phnes. _______________
Read each sentence. If yu find a mistake, underline it and write the crrect frm n the line. If the sentence is right, put a tick n the line.
2. Dn’t call Mary. She is interviewed right nw. _______________
3. Are the right decisins being made? We have t wait and see. _______________
4. Our speech is preparing. It will be ready in ne r tw hurs. _______________
5. Highway traffic is slwing dwn by the accident. _______________
6. Yu can find nline what new clthes are selling. _______________
7. The park which is rebuilt will be pen t turists next mnth. _______________
8. Where is the experiment being carried ut by the students? _______________
being added
being interviewed
being prepared
being slwed
being rebuilt
Read and cmplete the passage abut wildlife prtectin with the crrect verb frms in brackets.
The balance f nature n ur planet ______________ (threaten) as a large number f species _____________ (drive) t extinctin. Sme scientists predict that half f all ur plants and animals will be extinct by 2100. The questin is why these species _________________ (endanger). One f the main reasns is lss f habitat. Animal habitats _________________ (destry) as humans search fr mre natural resurces t cnsume (消费). Mre land ______________ (als use) fr grwing crps r keeping livestck (家畜). In additin, massive amunts f waste ________________ (prduce) by humans, which are plluting animal habitats. Harmful chemicals ______ by human activities are being released int the air, water, and sil. The whle f nature ______________ (affect) by human beings.Hwever, much has been dne and ______________ (still d) t save endangered species. Many prgrammes ________________ (design) t preserve the ppulatins f endangered species. In my pinin, there is still hpe that humans can live in harmny with all things n the earth.
is being threatened
are being driven
are being endangered
are being destryed
is als being used
are being prduced
is being affected
is still being dne
are being designed
Liu Ta wuld like t express his cncern ver the wetland in his hmetwn. Help him finish the passage with the present cntinuus passive vice f the verbs in brackets.
In the wetland f my hmetwn, there are many different kinds f animals, including wild birds, fish, snakes, insects and s n. When I was in primary schl, I ften went there with my friends t watch the birds and study them. That was an interesting place fr all f us. But things have begun t change in recent years. Small birds _____________ (catch) with nets. Wild ducks ___________ (sell) at fd markets. Fish and snakes ____________ (kill) fr fd in restaurants. And even wrse, the wetland ________________ (destry). Sme parts _______________ (cver) with new huses. Yu can see rubbish everywhere. The wetland ______________ (pllute) seriusly every day. I am very wrried abut it. What can we d?
are being caught
are being sld
are being killed
is being destryed
are being cvered
is being plluted
Cmplete the speech with the crrect sentences r clauses.Then discuss pssible slutins in grups.
Hell, everyne! I’ve just cme back frm a wnderful trip t Tibet. It was s beautiful there that ______. The scenery was s impressive and the air was s fresh and clean. ______ Hwever, ______. Cans, _____ as they pass thrugh Tibet. I wrry abut the effect this will have n the lcal wildlife. ____ We shuld all think abut this.A Visitrs are being tld t pay mre attentin t prtecting the envirnment.B this beautiful cuntryside is being spiled by careless visitrsC paper and plastic bags are still being thrwn away by many tur grupsD Hw can we make visitrs mre aware f the damage that is being dne t the envirnment?E I felt I was in a fairyland (仙境)
In grups, discuss the questins belw. Prepare t give a presentatin f yur ideas t the class.
What d yu knw is being dne in yur neighburhd t prtect animals and plants? What suggestins d yu have?
A:What is being dne in ur neighburhd t prtect animals and plants?B: Well, the ld trees in the park are being prtected.A: Oh yes. They are being prtected nt nly because they are very ld but als because they are the natural habitat fr sngbirds.C: That’s right. Perhaps they culd help prtect the birds by making the rads arund the park free frm cars.D: Yes, that wuld certainly help make the air cleaner fr them ...
Sample Answer
Wrds and Expressins
It is reprted that living spaces fr wildlife are being reduced due t the cutting f trees. (P18) 据报道，由于树木被砍伐，野生动植物的生存空间正在缩减。reduce /rɪ'djuːs/ vt. 减少 搭配reduce ... t ... 把……减少到……（表示减少后的量) reduce ... by ... 把……减少……（表示减少的程度或幅度）reduce the risk f ... 减少……的风险 例句This srt f diet culd reduce the risk f certain cancers.这种饮食方式会降低罹患某些癌症的风险。
It is reprted that living spaces fr wildlife are being reduced due t the cutting f trees. (P18) 据报道，由于树木被砍伐，野生动植物的生存空间正在缩减。reduce /rɪ'djuːs/ vt. 减少 拓展 reduce ... t ... 使沦为，使陷入窘境（常用于被动语态） be reduced t tears 流下眼泪 be reduced t ruins 化为废墟reductin n. [C，U]减少，缩小，降低That ld building has been reduced t ruins, smelly and dirty.那个古老的建筑物已经化为废墟，又臭又脏。Rising sea temperatures culd lead t sme reductin in marine species.海水温度上升可能会造成海洋物种的减少。
It is reprted that living spaces fr wildlife are being reduced due t the cutting f trees. (P18) 据报道，由于树木被砍伐，野生动植物的生存空间正在缩减。due t 由于；因为 例句The captain f the ship was advised t turn back due t a sudden heavy strm.由于突然来了一场狂风暴雨，有人建议船长返航。拓展due （1） adj. 预定，预期；到期。通常用作表语或后置定语。 be due t d sth. 预计/预期做某事（t为不定式符号） （2） adj. 应支付，应给予 be due t sb. 应付给某人；应给予某人（t为介词）