Unit 2 Wildlife Protection Discovering Useful Structure课件-2026-2027学年人教版（2019）高中英语必修第二册

Unit 2 Wildlife Protection --The Present Continuous Passive Voice Discovering Useful Structure 1 The Present Continuous Passive Voice 现在进行时 被动语态 2 1 What are they doing in the picture? The polar bear . The panda bamboo. The elephant sports. is swimming is doing is eating 请注意： 1.正文标题为：黑体，30号字； 2.正文内容为：华文楷体，尽量不小于24号，特殊辅助性文字不低于18；根据文字量可适当调整。内容文字一行一般不能超过28个字，单页文字一般不能超过8行。 3.拍摄版本呈现内容务必与上传版本呈现的内容完全一致。 英文 1.正文标题为：以Times New Roman为主,可搭配使用Arial。字号为32—36号，特别强调可以用40号。 2.正文内容为：以Times New Roman为主,可搭配使用Arial。字号为24—28号，特别强调可用32号。 3.英文每行一般不能超过15个单词；单页文字一般不能超过8行。 3 The polar bear is swimming. The panda is eating bamboo. The elephant is doing sports. 现在进行时的构成: _______________________________________________ be (am / is / are) doing Review: the present continuous tense 请注意： 1.正文标题为：黑体，30号字； 2.正文内容为：华文楷体，尽量不小于24号，特殊辅助性文字不低于18；根据文字量可适当调整。内容文字一行一般不能超过28个字，单页文字一般不能超过8行。 3.拍摄版本呈现内容务必与上传版本呈现的内容完全一致。 英文 1.正文标题为：以Times New Roman为主,可搭配使用Arial。字号为32—36号，特别强调可以用40号。 2.正文内容为：以Times New Roman为主,可搭配使用Arial。字号为24—28号，特别强调可用32号。 3.英文每行一般不能超过15个单词；单页文字一般不能超过8行。 4 The whales __________(kill) by human beings. were killed The rhino ____________ (hunt) by someone. was hunted Review: the passive voice 请注意： 1.正文标题为：黑体，30号字； 2.正文内容为：华文楷体，尽量不小于24号，特殊辅助性文字不低于18；根据文字量可适当调整。内容文字一行一般不能超过28个字，单页文字一般不能超过8行。 3.拍摄版本呈现内容务必与上传版本呈现的内容完全一致。 英文 1.正文标题为：以Times New Roman为主,可搭配使用Arial。字号为32—36号，特别强调可以用40号。 2.正文内容为：以Times New Roman为主,可搭配使用Arial。字号为24—28号，特别强调可用32号。 3.英文每行一般不能超过15个单词；单页文字一般不能超过8行。 5 The whales __________(kill) by human beings. were killed The rhino ____________ (hunt) by someone. was hunted 被动语态的基本构成: _________________ be done(过去分词) Review: the passive voice 请注意： 1.正文标题为：黑体，30号字； 2.正文内容为：华文楷体，尽量不小于24号，特殊辅助性文字不低于18；根据文字量可适当调整。内容文字一行一般不能超过28个字，单页文字一般不能超过8行。 3.拍摄版本呈现内容务必与上传版本呈现的内容完全一致。 英文 1.正文标题为：以Times New Roman为主,可搭配使用Arial。字号为32—36号，特别强调可以用40号。 2.正文内容为：以Times New Roman为主,可搭配使用Arial。字号为24—28号，特别强调可用32号。 3.英文每行一般不能超过15个单词；单页文字一般不能超过8行。 6 现在进行时: am/is/are +V-ing 被动语态： be +done 主语 + am/is/are + being + done + (by…) 现在进行时的被动语态： 观察总结 ：现在进行时被动语态的结构 请注意： 1.正文标题为：黑体，30号字； 2.正文内容为：华文楷体，尽量不小于24号，特殊辅助性文字不低于18；根据文字量可适当调整。内容文字一行一般不能超过28个字，单页文字一般不能超过8行。 3.拍摄版本呈现内容务必与上传版本呈现的内容完全一致。 英文 1.正文标题为：以Times New Roman为主,可搭配使用Arial。字号为32—36号，特别强调可以用40号。 2.正文内容为：以Times New Roman为主,可搭配使用Arial。字号为24—28号，特别强调可用32号。 3.英文每行一般不能超过15个单词；单页文字一般不能超过8行。 7 (3) What measures are being taken to help them? (2) What is being done to help them? (1) African elephants are being hunted. Underline the present continuous passive voice in the sentences and discuss its function. (p18) 现在进行时的被动语态的定义：表示“某人/某事此时此刻正在被…”，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。 8 主动语态变被动语态的原则 Hunters are hunting African elephants. by hunters. African elephants are being hunted 主语 谓语 宾语 宾语 主语 谓语：主动变被动 “三变” 原句主语 by + 宾语 宾语 主语 谓语由主动 被动 “三不变” 原句意思不变 原句时态不变 原句主谓宾以外其他成分不变 主动语态变被动语态的原则 1. The plan ___________________ this month. 计划本月正在执行。 2. Your computer __________________ now.现在没人修理你的电脑。 3. ___ these trees _______________ this week？这周有人在给这些树浇水吗？ 4. Where___ you ______________________ now？现在你们在哪里接受面试？ is being carried out is not being repaired Are being watered are being interviewed 肯定结构：am/is/are＋being done 否定结构: am/is/are＋not＋being done 一般疑问句结构: Am/Is/Are＋主语＋being done？ 特殊疑问句结构: 疑问词+am/is/are＋主语＋being done？ 现在进行时的被动语态的构成 Basic usage 基本用法 1. 表示此刻正在进行的被动动作，常与now, look等词连用。 He (examine) by the doctor now. Look! The children (take) care of by their aunt. 看! 孩子们正在被他们的伯母照顾着。 他现在正在接受医生的检查。 is being examined are being taken 2. 表示现阶段正在进行的被动动作, 句中常有these days等时间状语。 The problem of food safety _______________(study) by scientists these days. is being studied 3.表示一种习惯性的被动行为，常与always, frequently等词连用，带有赞扬、羡慕、抱怨，讨厌等感情色彩。 Tom ___ always ____________ (praise) by the teacher. is being praised 1. 不可遗漏 being 试比较： The report is being written by the student. The report is written by the student. 2. 不可遗漏介词 take care of，look after，talk about，think of等动词短语用于现在进行时的被动语态时，其中的介词不可省略。 Look！The children are being taken care of by their aunt. 瞧！那些孩子正由他们的姨妈照看着。 The ways to stop illegal hunting are being talked about. 阻止非法捕猎的方法正在研讨中。 使用现在进行时的被动语态应注意的问题 被打的豆豆 在遥远的小岛上，住着一个倒霉蛋，它叫豆豆，那里的人只有三件事要忙，吃饭，睡觉，打豆豆。 你看，它总是被打，还不知道是谁打的。 Doudou is always beaten by someone. 昨天晚上，夜黑风高，它又被打了。 Doudou was beaten yesterday evening. 明天，豆豆还会面临n顿暴打，可怜的豆豆啊。 Tomorrow, Doudou will be beaten several times. 可怜的豆豆，已经被这样打了很多年，命运一直没有改变。 Poor Doudou has been beaten for many years. 我们亲爱的豆豆现在在干嘛，不用问，一定是正在被打。 Our dear Doudou is being beaten now. 随时可能被打的豆豆，谁来救救它啊。 Poor Doudou may be beaten anytime. The end Choose the suitable verb forms to complete the sentences. 1. I’m (working/being worked) at home today because my office is (painted/being painted). 2. The alarming report is (written/being written). It will be finished soon. 3. What part of the city is (attacked /being attacked) now? 4. Right now, the deer are (watched/being watched) over by many volunteers. 5. Who is (hunting /being hunted) the kangaroos? Where are they (hunted/being hunted)? 6. It is reported that living spaces for wildlife are (reduced / being reduced) due to the cutting of trees. 请注意： 1.正文标题为：黑体，30号字； 2.正文内容为：华文楷体，尽量不小于24号，特殊辅助性文字不低于18；根据文字量可适当调整。内容文字一行一般不能超过28个字，单页文字一般不能超过8行。 3.拍摄版本呈现内容务必与上传版本呈现的内容完全一致。 英文 1.正文标题为：以Times New Roman为主,可搭配使用Arial。字号为32—36号，特别强调可以用40号。 2.正文内容为：以Times New Roman为主,可搭配使用Arial。字号为24—28号，特别强调可用32号。 3.英文每行一般不能超过15个单词；单页文字一般不能超过8行。 22 Liu Tao would like to express his concern over the wetland in his hometown. Help him finish the passage with the present continuous passive voice of the verbs in brackets. In the wetland of my hometown, there are many different kinds of animals, including wild birds, fish, snakes, insects and so on. When I was in primary school, I often went there with my friends to watch the birds and study them. That was an interesting place for all of us. But things have begun to change in recent years. Small birds (catch) with nets. Wild ducks (sell) at food markets. Fish and snakes (kill) for food in restaurants. And even worse, the wetland (destroy). Some parts (cover) with new houses. You can see rubbish everywhere. The wetland (pollute) seriously every day. I am very worried about it. What can we do? are being caught are being sold are being is being destroyed are being covered is being polluted killed Complete the sentences with the correct forms of the given verbs. 1. A new library (build) in our school. It will open next year. 2. Don’t worry. Measures (take) to stop illegal hunting. 3. Mum, my computer (fix). Can I use yours for a while? 4. At the moment, a lot of activities ____________(hold) to celebrate the New Year. 5. Many interesting experiments _____________(do) these days. 6. I ________________(treat) at the hospital now，so I cannot go to the cinema at present. 7. Wait a minute.The dishes for the dinner _______________(cook) in the kitchen. 8. So many things _____________(do) to prevent air pollution now. 9. I have to go to work by taxi because my car ______________(repair). is being built are being taken is being fixed Practice！ are being done am being treated are being cooked are being done is being repaired are being held 写出谓语动词不同时态的被动语态 以do为例 时态 语态 一般现在时 do/does am/is/are done 一般过去时 did was/were done 现在进行时 am/is/are doing am/is/are being done 过去进行时 was/were doing was/were being done 现在完成时 has/have done has/have been done 过去完成时 had done had been done 一般将来时 will do will be done 过去将来时 would do would be done $