Unit 3 Learning About Languageppt课件-(2022新)人教版高中英语选择性必修第二册.pptx
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1、UNIT 3FOOD AND CULTURESection BLearning About Language Grammar1.Enable the students to master the usage of the past perfect tense and its passive voice.2.Enable the students to use the relevant grammar flexibly.AimsTask 1: Look at the two pairs of sentences,paying attention to the meaning and use of
2、 the past perfect tense and the past perfect passive voice. 1The chef had set up a farm-to-table restaurant before his new cookbook was published. A new farm-to-table restaurant had been set up by the chef before his new cookbook was published. Activity 1时态:过去完成时时态:过去完成时语态:主动语态:主动结构:结构:had done动作:先发
3、生动作:先发生连接词连接词时态:一般过去时时态:一般过去时语态:被动语态:被动结构:结构:was/were done动作:动作:后后发生发生时态:过去完成时时态:过去完成时语态:语态:被动被动结构:结构:had been done动作:先发生动作:先发生时态:一般过去时时态:一般过去时语态:被动语态:被动结构:结构:was/were done动作:后发生动作:后发生Task 1: Look at the two pairs of sentences,paying attention to the meaning and use of the past perfect tense and the
4、 past perfect passive voice. 2They had finished their dinner by the time Sam joined them. Their dinner had been finished by the time Sam joined them. Activity 1时态:过去完成时时态:过去完成时语态:主动语态:主动结构:结构:had done动作:先发生动作:先发生时态:一般过去时时态:一般过去时语态:主动语态:主动结构:结构:did动作:后发生动作:后发生时态:过去完成时时态:过去完成时语态:语态:被动被动结构:结构:had been
5、done动作:先发生动作:先发生时态:一般过去时时态:一般过去时语态:主动语态:主动结构:结构:did动作:后发生动作:后发生Task 2: Find more sentences using the past perfect tense or the past perfect passive voice from this unit. Prior to coming to China,my only experience with Chinese cooking was in America,with Chinese food that had been changed to suit Am
6、erican tastes. When my family and I had just arrived in China,we went looking for a good place to eat in Beijing. A Sichuan restaurant had been recommended to us by a friend, and finally,we found it. .so the chef just began filling our table with the best food we had ever eaten. Activity 1一般过去时与过去完成
7、时的区别一般过去时与过去完成时的区别时态时态结构结构用法用法一般过去时过去完成时用法总结用法总结主动:did/was/were被动:was/were done动作发生在过去的某个时间主动:had done被动:had been done动作发生在过去的某个时间/动作之前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. Activity 2 arrive cance
8、l eat finish get taste tell 1Carol: you ever any Scottish food before your trip to St Andrews last year? Paul: No,not really. But I about haggis many times before we went there. Hadtasted had been told Complete the two conversations with the correct forms of the words in the box using the past perfe
9、ct tense or the past perfect passive voice. Activity 2 arrive cancel eat finish get taste tell Carol:Oh. Did you try it? Paul: Oh,yes! You know what? We late for supper that day, and so we just ate whatever was left in the university canteen. We our meal before we learnt we just haggis! Carol:My goo
10、dness! Paul:Well,it was not bad. I have to say. arrivedhad finishedhadeatenComplete the two conversations with the correct forms of the words in the box using the past perfect tense or the past perfect passive voice. Activity 2 arrive cancel eat finish get taste tell 2Carol: When I got to the teahou
11、se yesterday,I found nobody there. _it ? Paul: Oh,Im so sorry that I forgot to tell you! The get-together was cancelled yesterday morning because Sally,the hostess, into a car accident. Carol: Oh,Im sorry to hear that. Hope Sally recovers soon! Hadbeen cancelled had got Complete the sentences with t
12、he correct forms of the given words.1 Entering the kitchen, I found that the pizza_ (just, transfer) into the oven.2 The cheesecake the cafeteria offered me the other day was the best I _(ever have).3 The chef said that the menu _(adjust)to suit local tastes. Thats why more and more customers were c
13、oming to the restaurant.Activity 3 had just been transferred had ever had had been adjusted Complete the sentences with the correct forms of the given words.4 The nutritionists claimed that they _(discover) a new and nutritious type of food.5After she _(tell) about the online shop for vegetarians, s
14、he didnt go to the supermarket anymore.Activity 3 had discovered had been told 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. Activity 4 1 When
15、I set off for the cafeteria.I had just finished my homework. .I had ordered a taxi online. .the windows had been closed. . . the light had been switched off . 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 p
16、assive voice. Then make a conversation using these sentences. Activity 4 2 Before he went intothe chocolate factory.I had drunk too much soda pop. .I had eaten too much cake. .we had been given many samples. .I had been made very sick. Work in pairs. Choose one of these three situations,and make as
17、many sentences as you can using the past perfect tense and the past perfect passive voice. Then make a conversation using these sentences. Activity 4 3 By the time I arrived at the “insect” party. .the insects had all escaped.the insects had scattered everywhere in the room. .the insects had all bee
18、n collected in a bottle.the insects had been fried up for eating.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. Activity 4 Sample Conversation A
19、:So,how did the “insect” party go? B:Oh,it 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
20、. A:Then you cooked them? 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. Activity 4 Sample Conversation B: Yes,before long,they had been fried u
21、p for eating. But then we had another 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 ordered out for pizza and then sat down
22、 and watched a cool movie on the computer. A:Sounds great! 单元语法过去完成时及其被动语态1 过去完成时的概念、构成及基本用法(1)概念:)概念:过去完成时表示在过去某一时间或动作之前已经发生或完成的动作,即“过去的过去”。(2)构成:)构成:过去完成时由“助动词 had+ 过去分词”构成,其中had 通用于各种人称。 (3)基本用法)基本用法 表示在过去某一时间或动作之前就已经发生或完成的动作。这个动作发生的时间是“过去的过去”,这一过去时间可用by,before等构成的短语及when,before,after,by the time
23、等引导的时间状语从句表示。I had finished my homework before I had supper. 晚饭前我把家庭作业做完了。By the time we got there,they had set off for Beijing. 我们赶到那里时,他们已经出发去北京了。 表示从过去某一时间开始,延续到过去另一时间的动作。这个动作可能还要延续下去,常与for,since 构成的表示一段时间的短语或since 引导的表示一段时间的从句连用。When I saw him,he hadnt eaten anything for two days. 当我看到他时,他已经两天没吃
24、任何东西了。He said that great changes had taken place in his hometown since 2000. 他说自从2000 年以来他的家乡发生了巨大的变化。附:单元语法精讲精练附:单元语法精讲精练【误区警示误区警示】在含有after 或before 引导的时间状语从句的主从复合句中,由于主句和从句的动作先后关系明显,所以可用一般过去时代替过去完成时。We went to play basketball after we finished our homework. 做完家庭作业后我们就去打篮球了。Before he came,he discuss
25、ed it with the manager. 他来之前已经同经理讨论过那件事了。【学法点拨学法点拨】He had worked as a chef before he became a manager. 在成为一名经理之前,他做过大厨。词汇复现 He once worked as a chef,but now he is a manager. 他曾做过大厨,但现在他是一名经理。词汇复现 He has been a manager for years. 他当经理已经有几年了。 表示原计划或打算做某事而事实上没做。常用动词有:want, mean,plan,hope,suppose,expect
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