人教版 (2019)必修 第二册Unit 2 Wildlife protection精品作业ppt课件

这是一份人教版 (2019)必修 第二册Unit 2 Wildlife protection精品作业ppt课件，文件包含人教版2019高一英语必修第二册Unit2《WildlifeProtection第3课时Grammar语法现在进行时的被动语态》课件pptx、人教版2019高一英语必修第二册Unit2《WildlifeProtectionDiscoveringusefulstructures现在进行时的被动语态》分层作业docx等2份课件配套教学资源，其中PPT共27页， 欢迎下载使用。

Teaching bjectives
1.Learn t knw the structure f present cntinuus passive t use present cntinuus passive vice t describe the nging t use present cntinuus passive vice t describe the endangered animals’ cnditins and measures taken t help them.
deerkangarreduceduedue tinsectnetneighburhd
n. 鹿n. 袋鼠vt. 减少adj. 由于；因为由于；因为 n. 昆虫 n. = Internet; 网adj. 净得的；纯的n. 临近的地方；街区
Discvering Useful Structures
African elephants are being hunted.
What is being dne t help?
What measures are being taken t help them
Present Prgressive Passive Vice.现在进行时的被动语态
What is it?
表示“某人/事此时此刻正在被…”，主语是动作的承受者, 表示说话时或现阶段某个被动的动作正在进行。
被动语态的构成1. The bk was written by Lu Xun.2. The classrms are cleaned by students every day.3. This maths prblem can be wrked ut by little Tm.被动语态的构成：主语+ be(am/is/was/are/were) +dne
一、观察例句，归纳用法。1.It is reprted that many a new huse is being built at present in the disaster plan is nt being discussed at the meeting the huse yu bught last mnth being decrated nw?4.What is being dne t the machine?
1.如句(1):现在进行时的被动语态肯定形式为:主语+ ________________________。2．如句(2):现在进行时的被动语态否定形式为:主语+ _____________________。3．如句(3):现在进行时的被动语态的一般疑问句式为：______________________________。4．如句(4):现在进行时的被动语态的特殊疑问句式为：________________________________________。
is/am/are being dne
is/am/are nt being dne
is/am/are＋主语＋being dne
疑问词＋is/am/are+主语＋being dne
现在进行时的被动语态构成
3.主动语态变被动语态的原则
例：They are building nine parks.
原句主语 by的宾语宾语 主语 谓语由主动 被动
原句意思不变 原句时态不变 原句主谓宾以外成分不变
Nine parks _________________ by them.
are being built
①表示说话时正在进行的被动动作,句中常用nw, right nw, at this mment, at present等时间状语。
Sme fd is being eaten by the bear.
②表示现阶段正在进行的被动动作.(说话时不一定在进行)
The prblem f fd safety is being studied by scientists at present.
③表示一种习惯的被动行为(always, cnstantly ),带有赞扬、羡慕、讨厌等感情色彩。Children f ur neighbrs are always being praised by ur parents.
I. 用所给词的适当形式填空。1. A: Where is Kate? B: She _______________(interview) by the teacher in the ffice. 2. A: Where are the children? B: They _____________________ (take care f) by their aunt.
is being interviewed
are being taken care f
3. A new cinema______________ (build) here nw.4. A lt f tall buildings ______________ (set) up, and peple will mve next year. 5. The disease __________________ (study) by scientists at present. 6. pandas _________________ (disappear) in ur cuntry year after year.7. The patient ________________ nw. He will cme ut sn.
is being built
are being set
are being studied
is being examined
are disappearing
8. My new huse _______________ (paint), s I have t stay with my parents.9. Culd yu give me a lift this afternn? My car _______________ (repair).10. At present, a cncert ____________ (hld) in the new sprts stadium.11. The prblem f envirnmental prtectin 　　 _________________ (discuss) by the students at the mment.
is being discussed
is being painted
is being repaired
is being held
12. - I dn’t think the plice knw wh did it. - Well, surprisingly they d. A man __________________ (questin) nw.13. A new car ________________ (design) by the engineers nw.14. These days, the prduct ____________ (sell) in many supermarkets in Eurpe and Asia fr a suggested price f $ 25.15. Wuld yu please keep silent? The weather reprt ________________ (bradcast) and I want t listen.
is being bradcast
is being questined
is being designed
is being sld
II. 用被动语态改写下列句子。1. They are studying the milu deer at the research centre.
The milu deer is / are being studied at the research centre.
2. She is teaching the by a lessn.3. Nw he is making the girl laugh.4. They are revising the laws t prtect the rights f wmen and children.
The by is being taught a lessn.Nw the girl is being made t laugh.The laws are being revised t prtect the rights f wmen and children.
1. 最近正在制订勘探南极的计划。The plan t explre the Suth Ple is being made these days.2. 由于成绩不好, 吉米此刻正在挨他父亲责备。Because f bad scres, Jimmy is being blamed by his father at the very mment. 3. 正在设计一个保护自然资源的项目。A prject abut prtecting the natural resurces is being designed. 4. 最近很多有趣的实验正在进行。Many interesting experiments are being carried ut these days. 5. 现在这些孩子被一个慷慨的商人照顾着。These children are being lked after by a generus businessman nw.
6. 稍等。晚餐的菜正在厨房里做着呢。Wait a minute. The dishes fr the dinner are being cked in the kitchen. 7. 他们目前正和父母住在一起, 因为他们的房子正在维修。They are living with their parents fr the mment because their wn huse is being repaired. 8. 由于太多的错误, 此刻他正在被老师惩罚。He is being punished by ur teacher at the mment because f s many mistakes.9.几条新路线正在修建, 最近就要完成了。Several new lines are being built nw and will be cmpleted in the near future. 10.令老师生气的是, 他的学生老是犯同样的错误。T the teacher’s anger, the same mistakes are always being made by his students.
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 wried abut it. What can we d?
are being caught
are being sld
are being killed
is being destryed
is being plluted
are being cvered
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.
is being threatened
is being driven
are being endangered
are being destryed
are als being used
is being prduced
Harmful chemicals_________(create)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 affected
is still being dne
are being designed