八年级英语上册第三单元知识汇总(DOC 8页).doc

1、Unit 3 Im more outgoing than my sister.一、 单词：1. outgoing外向的、友好的、爱交际的 2. quiet安静的、温顺的、文静的 莫惹3. goodwell好-better更好-best最好4. loud喧闹的、大声的-loudly 大声地 5. quietly轻声地、轻柔地、安静地6. hard-working工作努力的、辛勤的 7. fantastic极好的、了不起的8. talented有才能的 9. serious严肃的、稳重的 10. Necessary必须的、必要的 unnecessary没必要的11. Primary最初的、最早的1

2、2. similar相似的13. Competition比赛、竞赛、竞争 14. mirror镜子 15. kid小孩、年轻人果然啊grade成绩等级 saying谚语、格言、警句hand手 heart内心、内脏 arm手臂information信息、消息 fact事实16. Win获胜、赢擦 care在意、担忧 关心 reach到达、伸手touch感动、触摸 breakbrokebroken损坏、弄破17. laugh大笑 share分享、分摊18. Which哪一个、哪一些 though虽然、尽管、不过truly真正、确实 both两者都 should应该二、 词组：Care about关

3、心、在意 as long as只要 既然 be different from与不同 be similar to和相似bring out使显现、使表现出 the same as和一样in fact事实上 primary school小学三、 关键句型：I am more outgoing than my sister.Are you more outgoing than your sister?Yes, I am. No, Im not.Sam has longer hair than Tom.Does Sam have longer hair than Tom?Yes, he does. No

4、, he doesnt.Sam plays the drum better than Tom.You are as friendly as your sister.Who is smarter, your mother or your father?四、 单元语法：1. 本单元涉及到的形容词比较级和最高级Tall-taller-tallestHeavyheavier- heaviest; thinthinnerthinnestLoud-louder-loudest; funnyfunnierfunniest; friendlyfriendlierfriendliestSmartsmarters

5、martest; lazylazierlaziest(run)fastfasterfastest; (jump)highhigherhighest(work)hardharderhardest; (get up)earlyearlier-earliestOutgoingmore outgoingmost outgoingHard-workingmore hard-workingmost hard-workingClearlymore clearlymost clearlyloudlymore loudlymost loudly2. 形容词、副词比较级和最高级概念内涵：我们把用形容词、副词描述的

6、两种事物之间的比较关系叫做比较级；把三个或三个以上事物之间的比较关系叫最高级。形容词、副词比较级和最高级的构成：a.单音节词，直接在后面加-er或 -est, 遇到以e结尾的只加-r或-sttalltallertallest fastfasterfastestlargelargerlargest nicenicernicestb.以y结尾的形容词或副词，变y为i再加er或estbusybusierbusiest earlyearlierearliestc.末尾只有一个元音字母加一个辅音字母的，双写最后一个辅音字母再加-er或-est hottotterhottest bigbiggerbigg

7、est d.多音节词和少部分双音节形容词、副词，在前面直接加more或mostfriendlyfriendlierfriendliest carefulmore carefulmost- careful clearlymore clearlymost clearlyloudlymore loudlymost loudlyseriousmore seriousmost seriousinterestingmore interestingmost interestingexpensivemore expensivemost expensivee.不规则变化 muchmoremost manymor

8、emost goodbetterbest wellbetterbest badworseworst littlelessleastfarfartherfarthest farfurtherfurthestf.有些形容词和副词没有比较级和最高级right wrong wooleng.两种变化形式的词friendlyfriendlierfriendliest(前加more 、 most也可以)clevercleverer-cleverest(前加more 、 most也可以)3.形容词比较级和最高级的用法i比较级A + amisare + 比较级 + than + B He is older th

9、an his sister.They are more outgoing than I.特殊句式：(who)Which is + 比较级，A or B？Which sweater is smaller, the red one or the blue one?Who is cleverer, Tom or Sally?ii. 最高级 Sb. + amisare + the+最高级+比较范围 (of+群体; in +地方)Tom is the tallest of the four students; (in his class)4.副词比较级和最高级用法i. 比较级A + 行为动词 + 比较级

10、 +than +BTom runs faster than Sally.特殊句式：(who)Which +行为动词 + 比较级，A or B？Who runs faster, Li Wen or Zhao Bing?Which book costs more money, the math book or the Chinese book?ii. 最高级 sb + 行为动词 + (the)副词最高级 + 比较范围(of+群体; in +地方) Marry jumps the highest of the students.( in her class )特殊句式：(who)Which +行为动

11、词 + 最高级，A, B or C？Who jumps the highest, Marry, Joe or Sarah ? 5. 特殊情况 A. 表示“越，越”时，用“the + 比较级，the + 比较级”。如：The more you eat, the fatter you will become.B. 表示“越来越”时，用“比较级 + and + 比较级”More and more beautiful 越来越美 bigger and bigger越来越大C. Sb is +比较级 + any other + 单数名词 + 比较范围George is taller than any ot

12、her student in his class.乔治比班上其他学生都高。George runs faster than any other boy in his class.D. sbsth is the 序数词 + 最高级 + 比较范围Yellow River is the second longest river in China.黄河是中国第二条长河。(这里用最高级、不用比较级或原型)E. A + is +the same as +B A和B 一样 This problem is the same difficult as that one.这个问题和那个一样难。 F. A +行为动词

13、 + as+形容词或副词原级 as + B Smith studies as hard as John.史密斯学习和约翰一样用功。 6.形容词比较级前可以加的常见词有： Even甚至 much-的多 a little一点 far远远的 Even smaller 甚至更小 much smaller小得多 a little smaller 小一点 far smaller远远小于五、 考点汇总：1. bothand A和B同时都2. Did you like?你喜欢吗？(以前的事或物)Do you like?你喜欢吗？(现在的事物)3. The one with shorter hair.头发较短的

14、那个。4. Tara works as hard as Tina.塔拉工作和蒂娜一样努力。5. Do the same thing as me做和我一样的事6. Care about me 关心我 7. Make sb.+V.使某人 做某事 make me laugh使我大笑8. That is why I like reading books and I study hard in class.那就是为什么我喜欢看书和努力在课堂学习的原因。9. Its not easy for me to make friends .对于我来说交朋友不容易 。10. Its not necessary to

15、 be the same.没有必要相同。11. My sister is different from me.妹妹和我不一样。12. My sister is the same as me.妹妹和我一样。13. Get better at tennis在网球方面变得好多了。14. Get better grades得到更好的分数15. A true friends reaches for your hand and touches your heart.一个真正的朋友会向你伸出援助之手而感动你。16. Break my arm胳膊骨折 。17. She is always there to listen.她时刻准备着听你倾诉。18. Less serious than没有某人严肃或稳重19. My best friend helps to bring out the best in me.我的好朋友帮我显示出了我的潜能。 20. Be good with sb对某人好。六、 背诵材料：第18页2d; 第21页2b; 22页2e七、 写作练习：23页3a-3c八、 达标测评：24页 第2与第3部分。