1、课题：Unit3 Im more outgoing than my sister 第三课时 Grammar Focus-3c Teaching Aims:1.明确形容词和副词比较级的语法功能2.归纳形容词和副词比较级的规则变化和掌握常见不规则形容词和副词比较级变化学会asas 的使用3.能运用比较级进行口语表达客观比较周围的人和事物。Teaching Steps：Step 1 warming upStep 2 ReviewClass can you say their comparative forms of adjectives. Lets try. the faster, the bett
2、er. tall_ nice_ big _funny_outgoing _old _late _expensive_thin _smart_ high_ fat_ Step3 lead-in 1. Now class here are some famous people do you know them? Lets compare them in the picture.While the Ss give answers, write some of them on the Bb.1. Yao is taller than Liu.2. Zhang is thinner than Feife
3、i.(设计意图：首先从大家熟悉的人物谈起他们的不同，让学生感受比较级的形式和意义使用比较级描述人物特点易于激起学生的兴趣。)Show more pictures and talk about if they are the same or different using : as asT: Does Lucy have eyes as big as Lily? S: Yes, she does.T:Step4 Find out the rules Lets come to Grammar focusrulesTask1: Ask students to look at the pictures
4、 and try to understand the meaning of comparative forms of adjectives. Ask the Ss to try to find the changing rules of the words. Some Ss say add “er” “more” to the words.Then ask students to remember them as quickly as they can.(设计意图：通过图片呈现比较级的用法，让学生找出比较级的形式并尝试发现比较的变化规则。)Task2: Now look at the sent
5、ences and summarize in groups. Ask students to translate the sentences and try to find out the differences or similarities of them:(1) Sam is smarter than Tom.(2) Sam is smarter than Tom.(3) Are you as friendly as your sister?_(4) Does Tara work as hard as Tina?_Summary: 功能：当我们形容人或事物，常用形容词来修饰。那么要比较两
6、个人或事物，就会用到形容词的比较级。1)比较范围：两者之间的比较，用 _ 级；2)标志词:than 用于 _ 级；3) 比较级句子结构：主语+谓语动词+形容词或副词的比较级+than+比较的成分4)as+形容词、副词_ 级+as,表示和一样。After discussing the rules of changing, the teacher shows the completed summary on the screen and the Ss can take the opportunity to check their own ideas. Step5 Talk about myself
7、 and some people (设计意图：呈现规则之后还是需要学生更进一步的理解和运用，利用同一人物的不同年龄练习巩固比较级和 as as两种句型的不同之处为下一步的 3a 处理做铺垫。)Task1: Use the words to write questions and answers.1.Julie/tall/youQ: _A: No, she isnt. Shes _ than me.2,Jack/run/fast/SamQ:_A: No, he doesnt. He runs_ than Sam.3.Your cousin/outgoing/youQ: _A: No, she i
8、snt. She s _ than me.4. Paul/ funny/CarolQ:_A: No, he isnt. Hes _ than Carol.Ask the Ss to finish sentences in 3a and check the Ss answers.Task2:Think of yourself two years ago. Write about how you are different now.1.Are you taller ?_2.Are you funnier?_3.Are you more outgoing?_4.Do you study Englis
9、h harder?_5.Do you sing better?_Check the answers in groups then report like this how you are different now.Two years ago. Im short ,but Im taller now. I work harder and more outgoing than before. So, Im more popular in school. Although I was not good at English. I am better at it now. Step6 Groupwo
10、rkTask1: Look at the pictures as careful as possible and find out the differences in pairs. The more, the better.(设计意图：通过小组探讨人物的不同活动，引导学生在轻松有趣的氛围中去进一步感知和运用比较级。)Task2 Compare you parents.Check who is smarter, funnier, etc. Then practice for example. A: Who is smarter, your mother or father?B: I think
11、 my mother is smarter than my father.Here are Damengzi and his father. Listen to some songs and compare the differences between them.Damengzi was short and she has short hair.Her father was young. But when she was four, she was taller and she has longer hair than before. Her father was orderTeachers
12、 words: Hold on today, do it better now.Step7 The-end of test一.用单词的正确形式填空1. Tom has as books as Sam.(many)2. Pedro is than Paul.(short)3. Tina is than Tara.(friendly)4. Paul is than Pedro.(thin)5. Ruth is than Rose.(hard-working)6. Bob is a little than me.(outgoing)二.翻译下列句子1. 汤姆比萨姆更聪明吗？Is Tom _ _ Sa
13、m?2. 不是。萨姆和汤姆一样聪明。No, he isnt. Sam is _ _ _ Tom.3. 塔拉比蒂娜更外向吗？Is Tara _ _ _ Tina?4. 你和你姐姐一样友善吗？_ you _ friendly _ your sister? 5. 不是。我更友善一些。No, Im not. Im _.6. 塔拉与蒂娜工作一样努力吗?Does Tara work _ _ _ Tina? 7. 谁在学校里更努力一些？Whos _ _ at school? Step8. Homework1. Write out the comparative degrees of the followin
14、g words.short shy thin tall funny outgoing big long heavy straight curly easygoing smart quiet interesting 2.Make a survey and your groups the past and now how they differences, then reportNames Before Now Lily short, heavy, quilt tall, thin, quietTom thin,outgoing thinner,more outgoingAnswers:Step4
15、 Find out the rules1)比较级 2) 比较 4）原级Step7 The-end of test一.用单词的正确形式填空1.many 2.shorter 3.frindlier 4.thinner 5.more hard-working 6.more outgoing二.翻译下列句子1.smarter than 2. as smart as 3. more outgoing than 4. Are as as 5.friendlier 6. as hard as 7. more hard-working 反思亮点：语法知识的学习和记忆，对学生来说有一定的难度，如何能使学生学得轻松，就需要设计好活动。首先，通过图片和数字展示比较级的原来，通过句子展示如何比较级来表达比较人或物。然后，通过更多的例子，让学生自己去发现总结规律，再为学生展示变化规则，为了让学生更好的记忆，使用简短的口诀。在练习环节，设计学生感兴趣的内容或者学生熟悉的人，来使用比较级表达自己的观点。
