2021年新目标八年级上册Unit 3 Section A Grammar Focus-3c课件

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1、Section A Grammar FocusSection A Grammar Focus- -3c3c To learn to compare personal traits of people by using comparatives. To learn new words: as, way, both, physics, however. To compare people,learn from others. Objectives 根据句意填入单词的正确形式：根据句意填入单词的正确形式： 1. My brother is two years _(old) than me. 2. T

2、om is as _(fat) as Jim. 3. Is your sister _(young) than you? Yes, she is. 4. Who is _(thin), you or Helen? Helen is. 5. Whose pencil-box is _(big), yours or hers? Hers is. 6. Marys hair is as _(long) as Lucys. 7.Ben jumps_ (high) than some of the boys in his class. 8._ Nancy sing _ (well) than Helen

3、? older fat younger thinner bigger long higher Does better 唱歌唱歌比赛比赛 比比唱得好唱得好 头发较短的那个头发较短的那个 比比唱唱得清楚得清楚 比比跳跳得好得好 更多地练习更多地练习 重要的是学到东西重要的是学到东西 重要的是得到重要的是得到快乐快乐 比较你的父母比较你的父母 阅读2d-3c, 翻 译下 列 短语 及 句子 。 singing competition sing better than the one with shorter hair sing more clearly than dance better than

4、practice more The most important thing is to learn something new. The most important thing is to have fun. Compare your parents. Find their differences in each picture. The more, the better. The man is. The pig is. The horse is The bike goes fast. The car goes _than the bike. faster Tall, taller, wh

5、o is taller? I am tall. You are taller. You are taller than me. Thin, thinner, who is thinner? He is thin. She is thinner. She is thinner than him. Funny, funnier. Who is funnier? You are funny. They are funnier. They are funnier than you. Outgoing. More outgoing. Who is more outgoing? Lucy is outgo

6、ing. Lily is more outgoing. Lily is more outgoing than Lucy. Lets chant! Is Tom smarter than Sam? No, he isnt. Sam is smarter than Tom. Is Tara more outgoing than Tina? No, she isnt. Tina is more outgoing than Tara. Are you as friendly as your sister? No, Im not. Im friendlier. Does Tara work as har

7、d as Tina? Yes, she does. Whos more hard-working at school? Tina thinks she works harder than me. Grammar Focus Compare some of your classmates or family members,try to make sentences. My brother is taller than me ,I work harder than him. . 1.1.什么是形容词的什么是形容词的原级原级？ 表示修饰两种东西的程度是一样的表示修饰两种东西的程度是一样的, ,用用

8、 as as表示原级表示原级，译为，译为:“:“和和一样一样”。”。 2.2.什么是形容词的什么是形容词的比较级比较级？ 表示两者相比，一个比另一表示两者相比，一个比另一个个更更，有比较级有比较级 的句中有的句中有than, ,且仅限于两者比较。且仅限于两者比较。 形容词的原级和比较级形容词的原级和比较级 原级和比较级区分程度的不同：原级和比较级区分程度的不同： 原级原级是说明两个人物或事物的程度是说明两个人物或事物的程度一样一样。 比较级比较级是区分两个人物或事物的程度是区分两个人物或事物的程度不一样不一样。 This tree is as _ as that tree. The green

9、 bag is as _as the blue one. This pencil is as _ as that pencil. tall big long 原原 级级 当两个人或两件事物进行比较时，形容词和副当两个人或两件事物进行比较时，形容词和副 词要用比较级，也就是词尾词要用比较级，也就是词尾-er形式，比较级常形式，比较级常 常用常用than来连接被比较的两个人或事物。来连接被比较的两个人或事物。 I am shorter than you. 我我比你矮。比你矮。 ￥20 ￥30 cheap cheaper The pink dress is cheap. The black dres

10、s is _ the pink one. cheaper than The red car is cute. The blue car_ the red car. (蓝车比红车更可爱蓝车比红车更可爱) is cuter than The red apple is big. The green apple is _ the red one. bigger than 56.1kg heavy 58kg Garfield is heavy. Doraemon is _ Garfield. heavier heavier than Garfield Doraemon 形容词比较级的构成形容词比较级的构

11、成 1.构成的规则变化构成的规则变化: 2.构成的不规则变化构成的不规则变化: short - shorter small - smaller nice nicer safe safer - - - - - - big thin heavy heavier happy happier big bigger thin thinner 1. 构成的规则变化构成的规则变化: 1) 单音节词和少数双音节词一般在词尾单音节词和少数双音节词一般在词尾 后加后加-er 构成比较级构成比较级 或或-est构成最高级构成最高级. 如：如： 原级原级 比较级比较级 最高级最高级 cold colder colde

12、st bright brighterbrightest young younger youngest 2) 以字母以字母 e 结尾的词只加结尾的词只加 r 或或-st 构构成成比比较较级级 和和最高级最高级。 原级原级 比较级比较级 最高级最高级 nice nicer nicest fine finer finest large larger largest 3) 重读闭音节词末尾只有一个辅音字母重读闭音节词末尾只有一个辅音字母时，先双写时，先双写 这个辅音字母这个辅音字母，再再加加-er或或-est。 如如: big bigger biggest thin thinner thinnest

13、4) 以“辅音字母以“辅音字母+ y结尾的双音节词，先改结尾的双音节词，先改y为为i，再再 加加-er或或-est。如。如： easy easier easiest happy happier happiest 5) 多音节词和部分双音节词在词前加多音节词和部分双音节词在词前加more或或most。 如：如： delicious more delicious most delicious interesting more interesting most interesting important more important most important 2. 构成的不规则变化构成的不规则变

14、化: e.g. good / well better best bad / badly/ill worse worst many / much more most little less least far farther / further farthest/ furthest old-older/elder-oldest/eldest 讲述讲述两者有两者有差异差异，第第一个人物超过第二个一个人物超过第二个人物人物时用时用 比较级比较级。基基本句型本句型： 主语主语(A)+(A)+谓语动词谓语动词+ +形容词形容词/ /副词比较级副词比较级+than+than+ 主语主语(B B)+)+ e

15、.g. A modern train is faster than a car. 现代的火车比轿车快多了。现代的火车比轿车快多了。 This book didnt cost me more than that one. 这本书花费我的钱不比那本多。这本书花费我的钱不比那本多。 比较级的用法比较级的用法 在形容词比较级前还可用在形容词比较级前还可用much, even, still, far a little来修来修饰饰，表表示“示“的多”，的多”，甚至甚至, 更更, 一些”。一些”。 e.g. This city is much more beautiful than before. Shes

16、 a little more outgoing than me. Its a little colder today. 比较级比较级and比较级”意为“越来越比较级”意为“越来越 多音节比较级用“多音节比较级用“more and more形容词原级”形容词原级” 形式。如：形式。如： Its getting worse and worse. The group became more and more popular. “Which / Who is + 比较级比较级？”？”比比较较A、B两事物两事物, 问问其中哪一个较其中哪一个较时用此句型。如：时用此句型。如： Which T-shirt

17、is nicer, this one or that one? Who is more active, Mary or Kate? Which one is more popular among students, going to concerts or going to movies? the+比较级比较级.，the+比较级比较级. 越越.,越越. eg.The more,the better. The harder you work,the better grades youll get. Ex. _youre,_mistakes youll make. A.The careful,th

18、e less B.The more careful,the less C.The more carefully,the fewer D.The more careful,the fewer 使用形容词比较级时需注意以下几点：使用形容词比较级时需注意以下几点： 1）than后面接代词时后面接代词时, 一般要用主格形式，但在口语中也一般要用主格形式，但在口语中也 可使用宾格形式。可使用宾格形式。 如：如： My brother is taller than I/me. 2）当需要表示一方超过另一方的程度时，可以用）当需要表示一方超过另一方的程度时，可以用much, a lot, a little,

19、 a bit, even, still等来修饰形容词比较级。等来修饰形容词比较级。 注意注意: 比较级不能用比较级不能用very, so, too, quite等修饰。如：等修饰。如： He is much more serious than Sam. 3）形容词比较级后面往往用连词）形容词比较级后面往往用连词than连接另一个比较的连接另一个比较的 人或事物人或事物, 但在上下文明确的情况下但在上下文明确的情况下, 形容词比较级可单形容词比较级可单 独使用。如：独使用。如： My sister is tall, but my aunt is taller. 我姐姐个子高我姐姐个子高, 但我姑

20、姑个子更高。但我姑姑个子更高。 4）进行比较的人和物必须是同一类。）进行比较的人和物必须是同一类。 My books are more than yours. I have more books than you. Use the words to write questions and answers. 1. Julie / tall / you Q: _ A: No, she isnt. Shes _ than me. 2. Jack / run / fast / Sam Q: _ A: No, he doesnt. He runs_ than Sam. Is Julie as tall

21、as you? taller Does Jack run faster than Sam? slower 3a 3. your cousin / outgoing / you Q:_ A: No, she isnt. Shes_ than me. 4. Paul / funny/ Carol Q: _ A: No, he isnt. Hes _than Carol. Is your cousin more outgoing than you? more serious Is Paul as funny as Carol? more funnier 1. Are you taller? 2. A

22、re you funnier? _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Yes, I am. Im taller now than I was two years ago. Yes, I am. Im funnier now than I was two years ago. 3b Think of yourself two years ago. Write about how you are different now. Yes, I am. Im more outgo

23、ing now than I was two years ago. Yes, I do. I study English harder now than I did two years ago. Yes, I do. I sing better now than I did two years ago. 3. Are you more outgoing? 4. Do you study English harder? 5. Do you sing better? Compare your parents. Check () who is smarter, funnier, etc. in th

24、e chart. Then ask your partner about his / her parents. A: Who is smarter, your mother or your father? B: I think my mother is smarter than my father. 3c Mother Father smart funny work hard outgoing friendly sing well old fat young ugly high low light white sunny hot cool older fatter younger uglier

25、 higher lower lighter whiter sunnier hotter cooler Exercises I. 将下列形容词变成比较级形式： II. 词汇。 1. Im short but my sister is _(short). 2. My mother has long hair, and my sister has _ (long) hair. 3.This little baby is _(outgoing) than that one. shorter longer more outgoing 4. In some ways we look the same, b

26、ut in some ways we look _(不同不同). 5. Ann is a very _(安静的安静的) girl, she hardly makes noise. different quiet 1. The twins _ lovely girls. A. are all B. are both C. both are 2. I like drawing and I am good _ it. A. in B. on C. at 3. That box is _ than others. A. more heavier B. heavy C. much heavier III

27、. 单项选择。 B C C 4. She is three years _ than I am. A. old B. more old C. older 5. I think a good friend should make me _. A. laugh B. laughing C. to laugh C A 6. Lucy is very short, but she is _ than her sister. A. shorter B. longer C. taller D. older 7. Frank is _ friendly than his brother. A. a litt

28、le more B. a few more C. much D. a little 8. Sam is _at Chinese than Jim. A. good B. well C. better D. gooder C A C 9. This one is too large. Can you show me a _one? A. larger B. large C. small D. smaller 10. Do you think March is _than January? Yes, its _ warmer. A. better, a little B. well, much C

29、. worse, very D. nicer, quite D A IV. 翻译句子。 1. 1. 刘英是我朋友，她比刘英是我朋友，她比我我外向一点。外向一点。 2. 2. 安跳舞跳的比丽萨好。安跳舞跳的比丽萨好。 3. 3. 我认为她唱歌比丽丽好。我认为她唱歌比丽丽好。 Ann dances better than Lisa. Liu Ying is my friend. Shes a little more outgoing than me. I think she sings better than Lily. 4. 在学校里谁更用功？在学校里谁更用功？ Whos more hard-w

30、orking at school? 5. 琳达跟杰克一样用功吗？琳达跟杰克一样用功吗？ Does Linda work as hard as Jack? 6. 你比你姐姐更外向吗？你比你姐姐更外向吗？ Are you more outgoing than your sister? 7. 我认为莉莉比她姐姐更聪明。我认为莉莉比她姐姐更聪明。 I think Lily is smarter than her sister. 一一What do you think of English? 一一I think English is as _ as Chinese. A.useful B.more us

31、eful C.the most useful 中考链接 asas和一样，中间 用形容词原级。 A Paul, do you prefer weekdays or weekends? Weekdays, of course.Im_on weekends. A. busy B. much busier C. more busier D. the busiest 由句意可知，Paul更喜欢工作日， 因为周末更忙。故选比较级。 B 1. Make an adjective word list including all the adjective words you know. 2. Write a short passage to compare you and your best friend. Homework