2021年人教版英语八年级下册Unit 3 单元知识点总结.doc

1、2020 年人教版英语八年级下册年人教版英语八年级下册 Unit 3 Section A 1.laugh v. 反义词：lose 辨析：win 与 beat win v.获胜，赢得.后接 game,war,match,prize,race,money 等指物的名词作宾语。 beat（beat,beaten）v.后接的宾语多表示与之比赛、战斗的人或代表群体的名词。Beat 还 有敲打， （心脏等）跳动的意思。 We beat them by score 2 to 1.我们以2比1的比分赢了他们。 He was beaten black and blue.他被打的青一块紫一块。 5.hard-wo

2、rking adj. 工作努力的；辛勤的工作努力的；辛勤的 Work hard v+adv. He works hard to be a hard-working student. My mother is hard-working. He works hard at science. 6. as +adj.+.as.。 和和.一样一样 This room is as big as that one. 汤姆跑得和他弟弟一样快。Tom runs as fast as his brother. 否定句中：否定句中： not as.as。 。 。 。 。 ,或者或者 not。 。 。 。 。So +

3、adj+as Tom is not as short as Tim. =Tim is not as tall as Tom.=Tom is taller than Tim,=Tim is shorter than Tim. 7. singing competition 歌咏比赛歌咏比赛 V-ing 现在分词，充当前置定语修饰后面的名 swimming pool， shopping basket， reading room， walking stick， changing room， dressing table 8. However, Larry often helps to bring ou

4、t the best in me. 然而， 拉里经常帮助我表现出最好然而， 拉里经常帮助我表现出最好 的一面。的一面。 bring out 意为“使显现；使表现出” 。 E.g. I want to bring out the meaning of the poem.我想阐明一下这首诗的意义。 拓展： bring out 还意为“出版；生产” 。 The company is bringing out a new sports car. bring out the best/worst in sb. 把某人最好/最坏的一面展现出来 Please tell me how to bring out

5、 the best in me. 9. Is Tara more outgoing than Tina？塔拉比蒂娜更外向吗？ 1). outgoing adj.爱交际的，友好的，外向的 反义词：quiet 意为安静的，文静的 2B Role play Julie: Did you like the singing competition yesterday, Anna? Anna: Oh, it was fantastic! Nelly sang so well! Julie: Well, I think Lisa sang better than Nelly. Anna: Oh, which

6、 one was Lisa? Julie: The one with shorter hair. I think she sang more clearly than Nelly. Anna: Yes,but Nely danced better than Lisa. Julie: You can tell that Lisa really wanted to win ,though. Anna: Well, everyone wants to win. But the most important thing is to learn something new and have fun. 形

7、容词和副词的比较级形容词和副词的比较级 用法：用于两者（人和物）之间的比较，表示两者之间的差异，更.较.,后面用比较连 词 than 连接另一个所比较的人或物。 结构：主语+谓语（系动词）+形容词副词比较级+than+比较对象” 。 1规则变化单音节词和少数双音节词，加词尾-er，-est 来构成比较级和最高级。 构成法 原级 比较级 最高级 一般单音节词末尾加-er，-est tall（高的） great（巨大的） taller greater tallest greatest 以不发音的e结尾的单音节词和少数以-le结尾的双音 节词只加-r，-st nice（好的） large（大的） n

8、icer larger nicest largest 以一个辅音字母结尾的闭音节单音节词，双写结尾的 辅音字母，再加-er，-est big（大的） hot（热的） bigger hotter biggest hottest “以辅音字母+y”结尾的双音节词，改 y 为 i，再加-er， -est easy（容易的） busy（忙的） easier busier easiest busiest 少数以-er，-ow 结尾的双音节词末尾加-er，-est clever（聪明的） narrow（窄的） cleverer narrower cleverest narrowest 其他双音节词和多音节

9、词，在前面加 more，most 来 构成比较级和最高级 important（重要的） easily（容易地） more important more easily most important most easily 2不规则变化 原级 比较级 最高级 good（好的）well（健康的） better best bad（坏的）ill（有病的） worse worst old（老的） older/elder oldest/eldest much/many（多的） more most little（少的） less least far（远的） farther/further farthest/f

10、urthest 用法注意：用法注意： （1）修饰比较级的词语有 much,a little,a bit,a lot,even,by far,still.等 He is a little taller than me.他比我高一点点。 （2）当比较级后面有（of the two.）之类的短语时，比较级前面要加 the。 Lucy is the quieter of the twins.露西是双胞胎姐妹中较内向的那个。 （3）比较级+and+比较级或more + more +原形（多音节和部分双音节形容词），意为 越来越.。 Our city is more and more beautiful.

11、我们的城市越来越漂亮。 (4)the+比较级，the+比较级意为越.，就越.。 The more you read, the more you know. 你读书越多，你知道的就越多。 (5) asas意为与一样，否定形式not as/soas意为不如怎么样，不与 一样。注意 as 与 as 之间用形容词和副词的原形。 This room is not as/so big as that one.= This room is smaller than that one. （6）在使用比较及时，要注意比较对象需要一致，遵循前后可比原则。 The population of Shanghai is

12、 larger than that of Beijing. It is easier to make a plan than to carry it out. 随堂练习随堂练习-用所给单词的适当形式填空用所给单词的适当形式填空 1、Ann has (many) apples than Amy. 2、I think July is (hot) than any other month in our country. 3、The bag is a little (heavy) than that one. 4、Mr Green is (serious) than Mr Black. 5、Tom r

13、uns as (fast) as John does. 6、My sister is (quiet) than I. 7、There are some (different) between us. 8、Larry is (outgoing) than Huang Lei. 9、In some ways, the twins look (different). 10、He can speak English as (good) as me. 11、Liu Ying isnt good at (study) study physics. 12、We both enjoy (go) to the

14、party. 单项选择 1、He likes doing the same things me. A. to B. as C. for D. with 2、Tom is than Sam. A. athletic B .more athletic C. athlete D. athletics 3、I think a good friend makes me . A. to laugh B. laughing C. laugh D .laughs 4、He always me in tennis, but I this match this time. A. beat; win B. beat

15、s; wins C. beats; won D. beat; won 5、Id like to know if Lin Tao is the second boy in his class. A. older B. the older C. oldest D. the oldest 6、When spring comes, the days get . A. short and short B. shorter and shorter C. long and long D. longer and longer 7、Shes than I. A .more calm B. more calmer

16、 C. very calm D. calmer 8、Now computers are very popular and they are much than before. A. cheap B. cheaper C. cheapest D. the cheapest 9、 Jane is shorter, shes more intelligent. A. Although; / B. Although; but C. Though; but D. /; and 10、Im tired. Lets stop _ a rest. A. having B. to having C. has D

17、. to have 按要求改写句子 1、I think he is not as tall as his father.（改为同义句) I think his father is _ _ him. 2、Jim is 12 years old. Tom is 14 years old. （合并为一句） Tom is _ _ Jim. 3、I think Rose should get a job.（就划线部分提问） _ _ you think should get a job? 4、This bike is different from that one.（改为同义句) This bike is

18、nt the _ _ that one. 5、Jane has longer hair than Lucy.（改为一般疑问句） _ Jane _ longer hair than Lucy? Section B 1. Mary and her best friend are both tall.玛丽和她最好的朋友都长得高。玛丽和她最好的朋友都长得高。 Both“两个都，两者都” You are both too young.你们两个都太年轻。 Both these are new.这两个都是新的。 注意：both of 结构与 all,each 和 most of 结构一样。 both of

19、+ porn. (pl.) / both of + the/her +n. Both of the flowers are very beautiful.= The flowers are both very beautiful.两朵花两朵花 都很漂亮。都很漂亮。 辨析辨析 both 与与 all Both 意为两者都意为两者都，常用结构为 both of +复数名词代词。反义词：neither 两者中一个也两者中一个也 没有没有 All 意为三者或三者以上都意为三者或三者以上都，常用结构为all of +名词复数代词。反义词：none 一个也一个也 没有没有 2. A true friend

20、 reaches for your hand and touches your heart.真正的朋友向你伸出手，触真正的朋友向你伸出手，触 动你的心。动你的心。 1.）reach (1)vt.到达； （通过电话、电波）联系 We hope to reach the top of the hill before dark.我们希望在天黑之前到达山顶。 （2）vi.达到，延伸 as far as the eyes can reach 就眼力所能及 辨析：reach,arrive 与 get 表示到达 Reach 是及物动词是及物动词，后面可以直接跟表示地点的名词。 Arrive 是不及物动词是不

21、及物动词，接宾语时，后接 atin,接副词时需要省略介词。 Get 后接名词时，必须在 get 后加介词后加介词 to,其后接副词（其后接副词（home,here,there）时需省略介词）时需省略介词 to。 touch（1）v.感动（感动（=move） ；触摸） ；触摸 We were deeply touchedmoved by his sad story.我们被他悲惨的故事深深地感动了。 （2） n.触摸，联系 I felt a touch on my back.我感觉有人碰了一下我的背。 拓展：与 touch 有关的短语 get in touch with 与。 。 。取得联系 ke

22、ep in touch with 与。 。 。保持联系 lose touch with 与。 。 。失去联系 touch onupon 提及 3. talent n. 天赋天赋=gift Talented= gifted 有天赋的 be talented in = be gifted with have a talent/gift for sth She is a gifted/talented voilinist. She has a talent/gift for cooking. 4.care about 关心；在意关心；在意 care for 喜欢；愿意 take care 小心；当心

23、 take care of =look after 照顾；照料 Do you care for your future？ 5.make sb. do sth （let？have） Her joke made us laugh。 How did he make the baby stop crying？ 6. the same as. 和。 。 。一样和。 。 。一样 be different from I dont like to do the same things as her. My hobbies are different from hers. 7. be similar to 与。

24、 。类似的；相像的与。 。类似的；相像的 Jack is similar to his father in many ways. Jeff Green: My mother told me a good friend is like a mirror. Im quieter and more serious than most kids. Thats why I like reading books and I study harder in class. Mt best friend Yuan Li is quiet too, so we enjoy studying together. I

25、m shy so its not easy for me to make friends. But I think friends are like books you dont need a lot of them as long as theyre good. Huang Lei: Its not necessary to be the same. My best friend Larry is quite different from me. He is taller and more outgoing than me. We both like sports, but he plays

26、 tennis better, so he always wins. However, Larry often helps to bring out the best in me. So I m getting better at tennis. Larry is much less hard-working, though. I always get better grades than he dose, so maybe I should help him more. Mary Smith: I dont really care if my friends are the same as

27、me or different. My favorite saying is,” A true friend reaches for your hand and touches your heart.” My best friend Carol is really kind and very funny. In fact, shes funnier than anyone I know. I broke my arm last year but she made me laugh and feel better. We can talk about and share everything. I know she cares about me because shes always there to listen.