高中英语人教版 (2019)必修 第二册Unit 2 Wildlife protection教课内容ppt课件

这是一份高中英语人教版 (2019)必修 第二册Unit 2 Wildlife protection教课内容ppt课件，共33页。PPT课件主要包含了目录页， Homework，is offered，即学即用，are built，will 等内容，欢迎下载使用。

Language pints
The structure f present cntinuus passive vice
What kind f tense d the tw dialgues use?
African elephants are being hunted.What is being dne t help them?What measures are being taken t help them?
Read the three sentences and try t find the functins f present cntinuus passive vice.
When shuld we use present cntinuus passive vice?
1. My huse is being painted nw.2. Lk! The baby is being taken care f by her aunt.3. Pandas are being prtected in Wlng Natinal Reserve.
(一)表示说话时正在进行的被动动作, 强调主语是动作的承受者。常与nw, lk等词连用。
4. Many speeches abut Chinese traditinal culture are being held these days. 5. A mdern schl is being built fr the students these mnths.
（二）表示现阶段正在进行的被动动作, 但此动作不一定在此时此刻发生。
6. A Christmas party is being held tnight.7. Sme rck music is being played by them next.
8. Tm is always being praised by the teacher.9. The grain is ften being sld fr exprt.
1. The plan is being discussed at the meeting nw. 2. The baby isn’t being taken gd care f.3. Is a new library being put up in their schl nw?4. Where are sme trees being cut dwn by wrkers?
Cmpare and find
be (am / is / are) being dne
be (am / is / are) + nt + being dne
be (am / is / are) + 主语 + being dne
特疑词 + be (am / is / are) + 主语 + being dne
What is the structure f present cntinuus passive vice?
Present cntinuus passive vice
1. The grammar which ______________ (learn) nw is easy t master.  2. Sme animals ___________________ (prtect) well enugh nw.  3. The sprts meeting _____________ (hld) in ur schl at present.
is being learned
are being prtected
is being held
4. 这座桥没有在重建。5. 他们学校正在建设一座新图书馆吗？6. 现在对这台机器要采取什么措施？
The bridge is nt being rebuilt.
Is a new library being put up in their schl nw?
What is being dne t the machine?
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).
are being caught
are being sld
are being killed
is being destryed
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 cvered
is being plluted
Every year ver 29,000 antelpes ________ (kill) in Tibet.
2. In the past, the elephants __________ (kill) by farmers.
3. In the past twenty years, a large number f bamb areas ______________ (set up) t help pandas grw.
were killed
have been set up
Revisin f the Passive Vice
4. At present a new hme ____________ (build) fr pandas.
is being built
5. WWF hpes that mre and mre wild animals ______________ (prtect) in the future.
will be prtected
6. Lily just tld me Jack ____________ (fire) since last mnth.
had been fired
7. My hmewrk ___________________ when yu arrive tmrrw.
will have been finished
am / is / are dne
am / is / are being dne
was / were dne
shall / will be dne
was / were being dne
had been dne
shall / will have been dne
has / have been dne
The basic cmpsitin f passive vice
1. If Bb ________ (ffer) a jb, is he willing t g t the remte twn?2. A rescue wrker risked his life saving tw turists wh ________________ (trap) in the muntains fr tw days.
had been trapped
Cmbined training
3. My washing machine _______________ (repair) this week, s I have t wash my clthes by hand.4. New art frms _______________ (intrduce) at the end f the Qing dynasty. As a result, peple lst interest in paper cutting.
is being repaired
were intrduced
5. Mst airprts _________ (build) far away frm dwntwn, s it ften takes passengers quite a lng time t arrive.6. Befre yu enter the Eiffel Twer, yur bags _____ _____________ (examine) by a security fficer.
be examined
7. Read and cmplete the passage with the present cntinuus passive vice f the verbs in brackets.It may seem that prtecting wildlife is smething far frm the life f a high schl student, but in fact, a lt _____________ (d) by yung peple arund the wrld.
is being dne
In Washingtn State, USA, wlverines (貂熊) _________ ________ (study) by scientists in an effrt t learn hw t preserve the ppulatin. Hwever during the winter, it is difficult t attract the animals t cameras hidden in snwy frests.
A grup f students heard abut the prblem and created a special device which _________________ (test) deep in a snwy frest nw. Their inventin ______________ (use) t send ut a certain smell near the cameras.
is being tested
is being used
The shy animals are attracted by the smell and cming arund the cameras. They___________________ (bserve) by a cnservatin researcher.
are being bserved
Language pints: Imprtant phrases (P18,68,69)
为……辩护;替……讲好话
Language pints: Imprtant sentences (P18)
1. It is reprted that spaces fr wildlife are being reduced due t the cutting f the trees.据报道，由于砍伐树木，野生动物生存的空间正在减少。
It is / was reprted / said / hped / believed that + 从句是典型的被动语态的句型，其中it为形式主语，that引导的从句为真正的主语。due t 因为；由于。在句中可作表语、状语和定语。作表语和状语时与wing t同义，作状语时，一般不与其他成分隔开。
Language pints: Imprtant sentences (P69)
2. Visitrs are being tld t pay mre attentin t prtecting the envirnment. 游客被告知要更加注意保护环境。
pay attentin t 注意；其中t是介词，后面加动词的-ing形式。prtect 保护；常见搭配：prtect ... frm / against ding sth 使……免于（保护）
1. Please finish Exercise 2 n P22.2. Please finish Exercise 1 ~ 4 n P68 and P69.