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1、Unit 2Healthy eating Period 3Learning about language: Grammar 整体设计 教材分析 This is the third teaching period of this unit. To test whether students have grasped the important and difficult language points they learned in the last period, the teacher should first offer them some revision exercises. Then
2、 lead in the new lesson. This teaching period mainly deals with the grammar: learn the use of ought to and review the use of can, could, may, might, will, would, shall, should, must, can t. Students often feel modal verbs abstract and difficult, so it is necessary to make the lesson interesting and
3、connect it with their daily life in order to let it easy to accept and understand. Firstly, the teacher can ask students to read the reading passage Come and Eat Here(1)again, tick out the sentences using modal verbs from the reading passage and translate them into Chinese. Secondly, compare and dis
4、cover the uses of each modal verb by giving a lot of example sentences. Thirdly, do the exercises in Discovering useful structures on Page 13 and more exercises for students to master the related modal verbs. Finally, summarize the use of ought to and let students make it clear how each modal verb i
5、s being used in the situations. At the end of the class, ask students to do the exercises in Using structures on Page 54 and additional exercises for consolidation. 教学重点 1. Get students to review and consolidate the use of can, could, may, might, will, would, shall, should, must, can t. 2. Let stude
6、nts learn the use of ought to. 教学难点 Enable students to learn how to use ought to correctly. 三维目标 知识目标 1. Get students to know more about modal verbs. 2. Let students learn the use of ought to. 能力目标 Enable students to use modal verbs correctly and properly according to the context. 情感目标 1. Get studen
7、ts to become interested in grammar learning. 2. Develop students sense of group cooperation. 教学过程 设计方案 (一) Step 1 Revision 1. Check the homework exercises. 2. Dictate some new words and expressions. 3. Read the passage Come and Eat Here again to find words and expressions that mean the same. Alterna
8、tive words and expressionsWords and expressions from the text should run away after doing something wrong something to make you thin by eating it wish to know about something get rid of something Alternative words and expressions parts of plants that help food move quickly through the body changing
9、food into something the body can use proper amount of different kinds of food needed for good health Give students about four minutes to find the suitable words and expressions. Then check the answers with the whole class. Suggested answers: Alternative words and expressionsWords and expressions fro
10、m the text shouldought to run away after doing something wrongget away with something to make you thin by eating itslimming foods wish to know about somethingcuriosity get rid of somethingthrow away Alternative words and expressionsWords and expressions from the text parts of plants that help food m
11、ove quickly through the body fibre changing food into something the body can usedigestion proper amount of different kinds of food needed for good health balanced diet Step 2 Leading-in by revision Translate the following sentences and explain how each of these modal verbs is being used in the situa
12、tions. 1. He could hardly support his family before he found the new job. 2. Where could/can the boy be now? 3. May/Might I come in? 4. You may/might catch sight of the sunrise from here when you get up before 5 in the morning. 5. You must hurry up or you ll be late. 6. Whatever you want, you shall
13、have. 7. We should read English aloud every morning. 8. He would sit there for hours, doing nothing at all. Suggested answers: 1. 他在找到那份新工作前几乎无法养家糊口。(ability) 2. 那孩子现在能在哪儿呢？(guessing) 3. 我可以进来吗？(ask for permission) 4. 你在早晨五点钟以前起来, 或许能从这儿看到日出。(possibility) 5. 你必须得快点儿, 不然会迟到的。(necessity) 6. 你想得到什么 , 你
14、就可以有什么。(promise) 7. 我们应该每天早晨朗读英文。(duty) 8. 他总是在那儿一坐就是几个小时, 什么都不干。(past habit) Step 3 Grammar learning 1. Reading and discovering Ask students to turn back to Page 10 to read through the passage Come and Eat Here, let them pick out the sentences using modal verbs and translate them into Chinese. Sugg
15、ested answers: 1)By lunchtime they would all be sold. 到午饭时分 , 它们都会卖完。 2)By now his restaurant ought to be full of people. 到了这个时候, 他的餐馆本该宾客盈门的。 3)What could have happened? 发生了什么事呢？ 4)Nothing could be better. 再没有比这些更好（吃）的了。 5)Something terrible must have happened if Li Chang was not coming to eat in h
16、is restaurant as he always did. 要是李昌不像往常那样来他的餐馆吃饭, 那问题就严重了。 6)He could not believe his eyes. 他简直不能相信他的眼睛。 7)Perhaps he should go to the library and find out. 也许他应该去图书馆查查清楚。 8)He could not have Yong Hui getting away with telling people lies! 他不可能让咏慧哄骗人们后跑掉。 9)He had better do some research. 他最好作一番调查。 10)They would become tired very quickly. 他们很快就会到疲乏。 11)Perhaps with a discount and a new sign he could win his customers b
