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1、Discovering Useful StructuresBasic Sentence StructuresUnit 1Festivals and CelebrationsTalk about what kind of festivals you are interested in is best one by one.Rio CarnivalThe Spring FestivalThanksgivingStep 1 LeadinChristmasLa TomatinaCompare the following sentences and find out whats function of
2、v.ing in the sentences.These lanterns are amazing.She is swimming in a swimming pool.Step 2 Learn about grammar v.-ingPractise one by oneUse the grammar v.ing to talk about what you like best of festivals.ExampleThe Spring festival time is an exciting one for me,because_动词ing形式作表语、定语一、动词ing形式作表语常见的有
3、：moving,interesting,encouraging,exciting,inspiring,boring,surprising,puzzling,amusing,astonishing.这类分词有“令人的”的含义，常修饰物。作表语的动词ing形式包括现在分词和动名词。1现在分词作表语，往往具有形容词的性质，说明主语的性质、特征等。作表语的现在分词，许多是由能够表示人们某种感情或情绪的动词变化而来的。The argument is very convincing.这个论点很令人信服。He remained standing beside the table.他依然站在桌旁。Step 3
4、 Learn about v.ing carefully不定式和动词ed形式也可作表语，但不定式通常强调一次性的、具体的、将要发生的动作，动词ed形式则表示被动、完成含义。名师点津2动名词作表语多表示抽象性的或习惯性的动作，一般说明主语的内容。Her job is keeping the lecture hall as clean as possible.Keeping the lecture hall as clean as possible is her job.她的工作是尽量使报告厅保持干净。二、动词ing形式作定语动名词和现在分词都可以作定语，但有所区别。2现在分词作定语时，它和被修饰
5、词之间有逻辑上的主动关系，表示所修饰 词进行的动作，相当于一个定语从句。The boy playing football on the playground is my younger brother.The boy that/who is playing football on the playground is my younger brother.在操场上踢足球的那个男孩是我的弟弟。1动名词作定语表示被修饰词的某种性能或用途，相当于for引导的介词短语。No one is allowed to speak aloud in the reading room.阅览室里不准大声说话。现在分词
6、、过去分词和不定式作定语的一般区别：现在分词表示正在进行或习惯性的动作；过去分词表示被动或完成意义；不定式表示动作尚未发生。You should adapt to the changing situation.你应该适应不断变化的形势。The ground is covered with fallen leaves.地上满是落叶。Im looking for a room to live in.我正在找房子住。名师点津Step 4 Complete the passage with the appropriate ing formLa Tomatina is a festival that t
7、akes place in the Spanish town Bunol every August.I think many food festivals are _ because people are just eating.However,this festival is _ because people dont actually eat the tomatoes.Instead,they throw them at each other!The number of people _ part in this tomato fight can reach up to 20,000,an
8、d it is a very _ fight that lasts for a whole hour.The _ thing is how clean Bunol is after the tomatoes are washed away after the fight.This is because the juice from tomatoes is really good for making surfaces clean!1.How do you use the function of ing?2.Whats the difference between ing?Summary1.Go over what we have learned about grammar rules.2.Finish the exercises on Page 6.HomeworkThank you!