人教新课标高中英语必修2《Unit4 Learning about language》课件
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1、Discovering useful words and expressions,Exercise 1:,1. distant,2. decrease,3. powerful,4. affect,5. appreciate,far away in space or time to go down to a lower levelable to control eventsto do something to make a changeto understand how serious a situation is,Exercise 1:,6. hunt,7. protectfrom,8. re
2、spond,9. relief,to run after animals in order to kill or catch them to keep someone or something safe from harm to do something as a reaction to something done or said feeling of comfort when something worrying has ended or not happened,Wendy Lee was a famous photographer and always photographed _ a
3、nimals in their natural habitat. One day she drove her car into the local game _ as usual to _ for some animals to photograph.,wild,reserve,hunt,protect from wild reserve powerful appreciate hunt relief species,Exercise 2:,After a while she saw some zebra with black and white lines going beneath the
4、ir stomachs. “This must be a special _ of zebra,” thought Wendy. “Ive never seen one like this before.” Suddenly the zebra looked up and moved away as quickly as they could.,species,protect from wild reserve powerful appreciate hunt relief species,Wendy looked around and saw a _ lion in the grass. S
5、he _ the danger, so she sounded her horn loudly until the lion turned and walked away. Wendy waited for several minutes to make sure the lion was not coming back.,powerful,appreciated,protect from wild reserve powerful appreciate hunt relief species,Then she gave a smile of _. But soon her smile dis
6、appeared because she realized that in _ the zebra _ the lion she had lost her best chance of taking some amazing photographs!,relief,protecting,from,protect from wild reserve powerful appreciate hunt relief species,The Present Continuous Passive Voice 现在进行时被动语态,UNIT 4 - - Grammar,Susan is cooking di
7、nner.,Dinner is being cooked by Susan.,active voice,passive voice,They are designing the car.,The car is being designed.,You are using our fur to make sweaters.,Our fur is being used to make sweaters.,An exciting elephant is watching her.,She is being watched by an excitong elephant.,Grammar,现在进行时的被
8、动语态 The present continuous passive voice 表示“某人/事此时此刻正在被”, 主语是动作的承受者。,现在进行时的被动语态 肯定形式: am/is/arebeing过去分词The house is being painted. 房子正在被粉刷。 2.否定形式:am/is/arenotbeing过去分词The trees are not being watered. 3.疑问形式:Am/Is/Are主语being过去分词?Am I being watched over? 4.特殊疑问句的形式: 把特殊疑问词放在一般疑问句前面。How many bridges
9、are being built in the village?,“三变”:原句主语变为by短语宾语变为主语谓语由主动变为被动“三不变”:原句意思不变原句时态不变原句主谓宾以外成分不变。They are building nine parks.Nine parks are being built by them.How many parks are being built?,主动语态变被动语态,现在进行时的被动语态基本用法: 表示现在正在进行的被动动作。 eg:,Mary is being interviewed now.,My car is being repaired now.,2. 表现阶
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