2021新版人教版选修二英语Unit3 Food and CultureDiscover Useful Structures- ppt课件.pptx

1、Unit 3 Food and Culture Discover Useful Structures Learning objectives In this class, you will 1. recognize and summarize the meaning, form and use of the past perfect tense and the past perfect passive voice (过去完成时及其被 动语态); 2. use the past perfect tense and the past perfect passive voice to describ

2、e a situation that happened in the past. Observe sentences Look at the two pairs of sentences and pay attention to the meaning and the form of verbs in the sentences. Compare the meaning The chef had set up a farm-to- table restaurant before his new cookbook was published. They had finished their di

3、nner by the time Sam joined them. A farm-to-table restaurant had been set up by the chef before his new cookbook was published. Their dinner had been finished by the time Sam joined them. The chef had set up a farm-to-table restaurant before his new cookbook was published. They had finished their di

4、nner by the time Sam joined them. 这位主厨在他的新烹饪书出版之前，就已经创办了已经创办了一家从农场 到餐桌的餐馆。 等到Sam加入他们的时候，他们已经吃完已经吃完晚餐了了。 Compare the meaning A farm-to-table restaurant had been set up by the chef before his new cookbook was published. Their dinner had been finished by the time Sam joined them. 一家从农场到餐桌的餐馆在这位主厨的新烹饪书出

5、版之前就已已 经经被被创办了创办了。 他们的晚餐在Sam加入他们之前就已经已经被被吃完了吃完了。 Compare the meaning The chef had set up a farm-to- table restaurant before his new cookbook was published. They had finished their dinner by the time Sam joined them. A farm-to-table restaurant had been set up by the chef before his new cookbook was p

6、ublished. Their dinner had been finished by the time Sam joined them. active passive “施动者已经做了“施动者已经做了” “受动者已经被“受动者已经被了”了” Compare the meaning Compare the form The chef had set up a farm-to- table restaurant before his new cookbook was published. They had finished their dinner by the time Sam joined

7、them. A farm-to-table restaurant had been set up by the chef before his new cookbook was published. Their dinner had been finished by the time Sam joined them. Compare the form The chef had set up a farm-to-table restaurant before his new cookbook was published. They had finished their dinner by the

8、 time Sam joined them. The Past Perfect Tense （过去完成时）（过去完成时） had + v-ed Find the form A farm-to-table restaurant had been set up by the chef before his new cookbook was published. Their dinner had been finished by the time Sam joined them. The Past Perfect Passive Voice （过去完成时的被动语态）（过去完成时的被动语态） had

9、been + v-ed Summarize 时态时态 结构结构 过去完成时 主动：had done 被动：had been done Summarize 时态时态 结构结构 意义意义 过去完 成时 主动：had done 施动者已经已经做了做了 被动：had been done 受动者已经被已经被了 Think and answer 1. 主句和从句中的谓语动词谓语动词分别用了什么时态和语态分别用了什么时态和语态？ 2. 主句和从句中谓语动词谓语动词的形式的形式各是怎样的？ 3. 主句和从句中谓语动词谓语动词所表示的动作哪个先发生动作哪个先发生？哪个后发生哪个后发生？ The chef had

10、 set up a farm-to-table restaurant before his new cookbook was published. 这位主厨在他的新烹饪书出版之前新烹饪书出版之前，就已经创办了一家从农场到餐已经创办了一家从农场到餐 桌的餐馆桌的餐馆。 . before his new cook book was published. The chef had set up a farm-to-table restaurant . Now Past 时态：过去完成时时态：过去完成时 结构：结构：had done 语态：主动语态：主动 动作：先发生（在过去）动作：先发生（在过去）

11、时态：一般过去时时态：一般过去时 结构：结构：was/were done 语态：被动语态：被动 动作：后发生（在过去）动作：后发生（在过去） Their dinner had been finished by the time Sam joined them. 时态：过去完成时时态：过去完成时 结构：结构：had been done 语态：被动语态：被动 动作：先发生（在过去）动作：先发生（在过去） 时态：一般过去时时态：一般过去时 结构：结构：did 语态：主动语态：主动 动作：后发生（在过去）动作：后发生（在过去） Summarize 时态时态 用法用法 一般过去时 动作发生在过去的某个时

12、间过去的某个时间 （过去）（过去） 过去完成时 动作发生在过去的某个时间过去的某个时间/动作之前动作之前 （过去的过去）（过去的过去） Summarize 时态时态 结构结构 用法用法 一般过去 时 主动：did/was/were 动作发生在过去的某个时间 被动：was/were done 过去完成 时 主动：had done 动作发生在过去的某个时间 /动作之前 被动：had been done Find more sentences using the past perfect tense or the past perfect passive voice from this unit a

13、nd underline clue words that indicate the time and order of the actions. Prior to coming to China, my only experience with Chinese cooking was in America, with Chinese food that had been changed to suit American tastes. Find more 来中国之前，我只在美国接触过中式烹饪，那里的中 国食物已被改变已被改变，以适应美国人的口味。 Find more sentences usi

14、ng the past perfect tense or the past perfect passive voice from this unit and underline clue words that indicate the time and order of the actions. When my family and I had just arrived in China, we went looking for a good place to eat in Beijing. Find more 我与家人刚刚抵达刚刚抵达中国，便在北京找了一个好地方吃饭。 A Sichuan r

15、estaurant had been recommended to us by a friend, and finally, we found it. Tired, hungry, and not knowing a word of Chinese, we had no idea how to order, so the chef just began filling our table with the best food we had ever eaten. Find more sentences using the past perfect tense or the past perfe

16、ct passive voice from this unit and underline clue words that indicate the time and order of the actions. Find more Complete the two conversations with the correct forms of the words in the box using the past perfect tense or the past perfect passive voice. Practice I Had tasted had been told arrive

17、d had finished （苏格兰）羊杂碎肚（苏格兰）羊杂碎肚 had just eaten haggis! haggis Had been cancelled had got The Past Perfect Tense Summarize 肯定式肯定式 had + v-ed 否定式 had not + v-ed 疑问式 had + 主语主语 + v-ed The Past Perfect Passive Voice Summarize 肯定式肯定式 had been + v-ed 否定式 had not been + v-ed 疑问式 had + 主语主语 + been + v-ed

18、Practice II Work in pairs. Read this dialogue with your peer. Practice III Read the situations and rewrite the sentences using the given words. EXAMPLE He couldnt take out his card. He called the bank about the broken ATM. (swallow) The ATM had swallowed his card./His card had been swallowed by the

19、ATM. Work in pairs. Choose one of these three situations, and make as many sentences as you can using the past perfect tense and the past perfect passive voice. Then make a conversation using these sentences. Practice IV Keys: . I had drunk too much soda pop. . I had eaten too much cake. . we had be

20、en given many samples. . I had been made very sick. Keys: . the insects had all escaped. . the insects had scattered everywhere in the room. . the insects had all been collected in a bottle. . the insects had been fried up for eating. Sample Conversation A: So, how did the insect party go? B: Oh, it

21、 was horrible! A: Why? What happened? B: Well, by the time I got there, the insects had all escaped and they had scattered everywhere in the room! A: Oh, no! So what did you do? B: We chased the insects down and before long they had all been collected in a bottle. A: Then you cooked them? B: Yes, be

22、fore long, they had been fried up for eating. But then we had another a big problem. A: What? B: Well, after we had rounded up all the insects, we were all so tired and disgusted with handling them that no one wanted to eat them. A: So much for the insect party! B: But it had a happy ending. We orde

23、red out for pizza and then sat down and watched a cool movie on the computer. A: Sounds great! Summarize 时态时态 结构结构 用法用法 过去完 成时 主动：had done 动作发生在过去的某个 时间/动作之前 被动：had been done Homework Writing: describe a dining out experience you had Write a paragraph of 6-8 sentences about your experience and use the past perfect tense and the past perfect passive voice appropriately.