Active and passive voice

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1 Active and passive voice
Form and use

2 My bithplace is Qinghai province. I came to zhuhai in 2001
My bithplace is Qinghai province. I came to zhuhai in Here are some pictures about my hometown and my family. I took these pictures in last summer vocation. In Qinghai, people plant many fruits trees, such as pear trees and apple tress. Farmers here manily plant wheat and potatoes. Miss Zhao was born in Qinghai province. She was recruited to Doumen in She showed us some pictures of her hometown, which were taken in her last summer vocation. She said that in Qinghai many fruit trees are planted, such as pear trees and apple trees. Wheat as well as potatoes are planted by farmers there.

3 被动语态的构成 to be+ past participle
Form 被动语态的构成 to be+ past participle do 一般时态 完成时态 现在 过去 将来 × have/ has been done am/ is are done was/ were done had been done will be done

4 Dog Attack

5 was attacked was bitten had become infected was admitted
Jessica Johnson was out walking with her husband when she ____________(attack) by an unsupervised Alsatian dog. Jessica’s leg _____________ (bite), and she had to have stitches in two wounds. Two days later, because the wounds___________________(infect), Jessica ______________ (admit)to hospital. Even after she ________________ (discharge), she needed further treatment from her GP---and she ____________(tell) to rest for two weeks. was attacked was bitten had become infected was admitted was discharged was told

6 Jessica is self-employed and her business ______________(affect) while she was sick. Also, the trousers and shoes she’d been wearing at the time of the attack _____________(ruin) by bloodstains, and had to be thrown away. Jessica told us, “I’m now trying to get compensation from the owners of the dog.” was affected was ruined

7 Why do we use passive voice
In everyday situations we use it when we do not know or care who performs the action. It makes your writing formal and impersonal or objective, Writing allows learners more thinking time if they use the passive voice. To make the context more coherence ( Given information--- new information)

8 Reports of crimes or legal procedures
– He was sentenced to two years in prison. Newspaper reports – The match was postponed due to a heavy fog. Scientific writing – The findings have been presented at the American Geophysical Union in San Francisco..

9 Announcements – Flight BA 302 to London is delayed by two hours. Notices – Customers are requested not to smoke. Passive voice is used more in written language, not in spoken language

10 Use

11 Use

12 1. 当主语不清楚只是为了强调主语的时候用被动语态
BBC News 1. 当主语不清楚只是为了强调主语的时候用被动语态 Is it true that music isn't widely taught in many British schools now? Almost 2000 people were injured in the quake in remote mountainous area in Yunnan Province. John Sudworth reports from Shanghai.

13 2. It’s thought/ unnown/ said/ suggested/ supposed… 使表达更客观的句型
BBC News 2. It’s thought/ unnown/ said/ suggested/ supposed… 使表达更客观的句型 China is thought to have 300 million smokers, resulting in more than 1 million deaths each year. Life is known to exist in some of the most inhospitable places from the polar ice to hydrothermal vents.

14 2. It’s thought/ unnown/ said/ suggested/ supposed… 使表达更客观的句型
BBC News 2. It’s thought/ unnown/ said/ suggested/ supposed… 使表达更客观的句型 It's often said that eating breakfast is the key to starting your day properly, … Many building are reported to have collapsed,…A major relief operation has been launched with thousands of tents and beds being sent to the affected areas.

15 动作的执行者不清楚或没必要说出动作的执行者。
Practice 动作的执行者不清楚或没必要说出动作的执行者。 所有室内公共场所无烟 措施：张贴禁烟标志 （2010 广东基础写作） Non-smoking signs will be put up in all indoor public places.

16 志愿者的选拔：到2015年，在全球选出月30名去火星的志愿者；
志愿者的条件：至少18岁； （2013 广东基础写作） It is reported that thirty volunteers aged at least 18 years old will be chosen from the world by the year of 2015.

17 白茶 主要产地：福建，台湾 年广州一模 White tea is mainly grown/ produced in Fujian and Taiwan.

18 二楼展示内容：澳门的传统文化和民间艺术（例如：人们日常生活、娱乐、宗教仪式和传统节日） （双语报28期基础写作：澳门博物馆）
Besides, history of Macau, commercial activities, religions and cultures of the two civilizations are also displayed.

19 希望在采取有效的措施后，食品能变得更健康更安全。（双语报30期任务型写作：食品安全）
Hoping food can become safer and healthier in the future after effective measures are taken (take).

20 It’s reported that 77 passengers were killed in the accident.
据报道，有37位旅客在这次事故中失去了生命。 It’s reported that 77 passengers were killed in the accident.

21 戒烟劝告：不要吸烟，远离烟友。 （双语报30期基础写作：吸烟）
For the above reasons, it is suggested that people should quit smoking and stay away from smokers.

22 科学界应加强科学研究，准确预报地震，在最大程度上减少损失。
（双语报34期基础写作：中国地震） In addition, the scientific world is supposed to strengthen scientific research so as to accurately predict earthquake for the public to make some preparations and reduce their losses to a great extent.

23 A friend is never known till a man has need.
需要之时方知友. Love cannot be compelled. 爱情不能强求. No man is born wise or learned. 没有生而知之者 Time past cannot be called back again. 时间不能倒流.

24 合作探究 你接到一项写作任务，要求写一篇短文描述20世纪的重大发明给人们的生活带来的变化。

25 Personal computers have been widely used since the early 1980s, which has greatly improved our work efficiency. The Internet has made it convenient for people to download information they need and got people to be connected with the whole world. Besides, ordinary people have got a lot of enjoyment out of TV since TV stations were built up in the 1960s. Mobile phones have made it convenient for people to communicate with each other at any time and any place. All these inventions have greatly improved the quality of our life and made it rich and colorful.

26 Thanks for attention!