Unit7 GrammarI. Teaching aims and learning objectivesBy the end of the lesson, students should be able to:1. learn how to use “can”, “could” and “may”;2. use “what” and “how” to express strong feelings.II. Teaching contents1. New words and phrases: smoke, camera, X-ray, by the way, no problem2. New sentences: How dangerous! What a brave man!III. Focus of the lesson and predicted area of difficultyLearn how to use “can”, “could” and “may”.IV. Teaching proceduresA Using can, could and mayStep 1 Lead-inT: Boys and girls, today we are going to learn Grammar of Unit 7. Do you know these sports? Can you tell me their names?S: Swimming, playing badminton, cycling, horse riding and flying kites.【設(shè)計意圖：從學生喜歡的體育運動導入本節(jié)語法課，為下面的新授課作鋪墊?！縎tep 2 Presentation1. Use can or could to talk about ability (1) Describe what you see in the picture. She could not ride a bike at ten, but now she can ride a bike.The girl is skating. She could not skate last year, but now she can skate. We can also say: She wasnt able to skate last year, but now she is able to skate. (2) Look at more pictures and use can/could/be able to to describe them. (3) Work in pairs and make up a dialogue according to the table.【設(shè)計意圖：由學生的個人操練過渡到兩人對話，設(shè)計不同的任務(wù)讓學生反復操練can、could、be able to?！?(4) What do we use can/could to talk about?T: Jacky Chen can act well. Lu Xun could write wonderful articles. Michael Jackson could sing and dance well. Read the sentences above and think about what we use can/could to talk about. S: We use can/could to talk about ability. T: Yes. We use can to talk about present ability and use could to talk about the ability in the past.2. Use can, could or may to ask for permission T: Read the dialogues below carefully and tell me what we use can/could to talk about.When talking with classmates or friends A: Can we do after-school activities together?B: Yes, of course. When talking with teachers or parentsA: Could I hand in my homework later, Mr Lin?B: Yes, you can./No, you cant. S: We use can/could to talk about permission.T: Which one sounds more polite, can or could?S: Could sounds more polite than can.T: You are right. In some formal occasions, we use may to ask for permission. For example:A: May I have a talk with you, Mr Wu?B: Yes, you may.No, you may not./No, you cant./ you mustnt.May is more polite than can/could.【設(shè)計意圖：讓學生反復操練，然后自己得出結(jié)論?！?. Complete the conversationT: Amy is talking with Mr Wu about her trip. Complete their conversation with can, could or may.B Using what and how to express strong feelingsStep 1 Presentation1. The trip to South HillT: The students trip to South Hill is wonderful. We can say “How wonderful the trip is!” to express our strong feelings. The sentence is called Exclamatory Sentence.2. Have a tryT: Describe the pictures with what weve learnt today. Picture 1: The girl is pretty. How pretty the girl is!Picture 2: The boy is playing basketball happily. How happily the boy is playing basketball!T: The music sounds nice, isnt it? Can you say it in another way?S: How nice the music sounds!T: Read the following sentences again. How nice the music sounds! How happily (the boy is playing basketball)!How wonderful (the trip) is!How pretty (the girl is)! T: Nice, wonderful and pretty are adjectives, and happily is an adverb. So we can work out the structure of the exclamatory sentence: How + adj./adv. + (主語 + 謂語)！【設(shè)計意圖：給出足夠多的例句，讓學生自己得出感嘆句的句式結(jié)構(gòu)?！?. Jurassic WorldT: I watched a film called Jurassic World yesterday. It is very exciting. How exciting the film is!What an exciting film (it is)!4. Have a tryPicture 1: How pretty the girl is! What a pretty girl she is!Picture 2: How fine the weather is! What fine weather it is!Picture 3: How beautiful the flowers are! What beautiful flowers they are!T: Read the following sentences again. What a pretty girl (she is)!What an exciting film (it is)!What fine weather (it is)!What beautiful flowers (they are)! T: A pretty girl, an exciting film, fine weather and beautiful flowers are noun Phrases. Can you work out the sentence structure? S: What + a/an + adj. + 可數(shù)名詞單數(shù)+（主語 + 謂語)！ What + adj. + 不可數(shù)名詞 +（主語 + 謂語)！What + adj. + 可數(shù)名詞復數(shù) +（主語 + 謂語)！Step 2 Practice 1. Complete the conversation on page 862. Complete the sentences with “What/What a/What an/How” heavy snow! great abilities Superman has! tall the trees are! beautiful flowers they are! amazing animal the ant is!【設(shè)計意圖：在設(shè)計練習時，通過圖片增加趣味性和生動性，采用完成句子的形式降低題目的難度?！縎tep 3 SummaryT: Lets see what we have learnt today?S: Use “can/could/may” to talk about ability Use “can/could/may” to talk about permission. Use “what/how” to express strong feelings.V. Homework1. Write sentences with What .!/How .!;2. Write sentences with can/could/may.