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八上英语知识点总结人教版

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八上英语知识点总结人教版

  英语作为一门基础课程,八年级上册的知识点你都理解了吗?下面学习啦小编给你分享八上英语知识点总结人教版,欢迎阅读。

  八上英语知识点总结人教版(一)

  1. 形容词/副词的比较级和最高级的构成规则

  (1)单音节词和少数以-er,-ow结尾的双音节单词,比较级在后面加-er,最高级在后面加-est。

  ① 单音节单词

  small→smaller→smallest

  short→shorter→shortest

  tall→taller→tallest

  great→greater→greatest

  ② 少数以-er,-ow结尾的双音节单词

  clever→cleverer→cleverest

  narrow→narrower→narrowest

  (2)以不发音e结尾的单音节单词,比较级在原形后加-r,最高级在原级后加-st。

  large→larger→largest

  nice→nicer→nicest

  able→abler→ablest

  (3)以一个辅音字母结尾的闭音节(即:辅音+元音+辅音)单词中,先双写末尾的辅音字母,比较级加-er,最高级加-est。

  big→bigger→biggest

  hot→hotter→hottest

  fat→fatter→fattest

  (4)以“辅音字母+y”结尾的双音节词, 把y改为i,比较级加-er,最高级加-est。

  easy→easier→easiest

  heavy→heavier→heaviest

  busy→busier→busiest

  happy→happier→happiest

  (5)其他双音节词和多音节词,比较级在前面加more,最高级在前面加most。

  beautiful→more beautiful→most beautiful

  different→more different→most different

  easily→more easily→most easily

  (6)有少数形容词、副词的比较级和最高级是不规则的,必须熟记。

  good→better→best

  well→better→best

  bad→worse→worst

  ill→worse→worst

  old→older/elder→oldest/eldest

  many/much→more→most

  little→less→least

  far →further/farther→ furthest/farthest

  2. 形容词和副词比较级的用法

  (1)“甲+be+(倍数)+形容词比较级+than+乙”表示“甲比乙…”或“甲比乙…几倍”。

  Tom is taller than Kate.

  汤姆比凯特高。

  This room is three times bigger than that one.

  这个房间比那个大三倍。

  (2)“甲+实意动词+(倍数)+副词比较级+than+乙”表示“甲比乙…”或“甲比乙…几倍”。

  I got up earlier than my mother this morning.

  我今天早晨起床比我妈妈还早。

  He runs three times faster than his brother.

  他跑的速度比他弟弟快三倍。

  3. 形容词和副词最高级的用法

  (1)“主语+be+the+形容词最高级(+单数名词)+in/of...”表示“……是……中最……的”。

  Tom is the tallest in his class./of all the students.

  汤姆是他们班上/所有学生当中最高的。

  This apple is the biggest of the five.

  这个苹果是五个当中最大的。

  (2)“主语+实意动词+(the)+副词最高级+in/of...”表示“……是……中最……的”。

  I jump (the) farthest in my class.

  我是我们班跳得最远的。

  八上英语知识点总结人教版(二)

  现在完成时:

  1.表示过去发生的动作对现在造成的影响,或结果,常与recently, ever, never,already,yet ,just,before still连用;

  2.表示发生在过去并且一直持续到现在的动作或状态,常与for+时间段或since+时间点连用。

  结构:have(has)+过去分词,

  get into=enter进入, what's the price of …=how much is …问价格

  dream about梦到, dream of 梦见,

  around the world=all over the world全世界,

  stay with sb.与某人呆一起,stay at home呆在家里,

  stay in bed呆在床上 ,walk to =go to…on foot步行去

  take off 脱下,起飞, land on/in /at 着路,

  all over China,全中国, take a seat =have a seat请坐 ,

  come ture实现, fly to =go to ...by plane(by air),坐飞机

  drive to =go to …by car开车,at the end of在…尽头/结尾

  sell out 卖光, at the end 在结束时,

  have been to去过(现在不在那儿) ,have gone to 去了(现在不在说话地)

  everyday English日常英语, first price一等奖,

  The most exciting experience最激动人心的经历,before long不久,

  long before=soon=a little later很久以前,no problem没问题,

  have a problem in doing sth.做某事有困难, work out a problem解决一个问题,

  invite sb to do sth.,邀请某人做某事, invite sb to some place邀请某人去某地,

  one day,某一天,(过去或将来),some day某一天(将来) ,

  连系动词,一是be (am, is ,are ,was ,were,)一感觉feel ,一保持keep,三变become, get turn,

  四起来taste ,smell , look, sound,后跟形容词作表语。

  不定代词:somebody, some one某人,anybody,anyone任何人nobody,no one,没人everyone,everybody每个人,something某物 ,anything任何物,nothing没事,everything一切事物,修饰他们的形容词放后。

  different kinds of =all kinds of 不同种类的,各种各样的,

  by the end of 到…末为止,不迟于

  give a concert=give concerts举办音乐会

  in the end =finally最后,终于,

  take a photo=take photos照相, cook sth for sb.=cook sb.sth. 为某人做饭buy,make

  such+a /an +adj+单数名词=so +adj+a/an+单数名词 (名前such,形副so,多多少少也用so,little属特殊,“小”用such,少用so.)

  交通工具的乘坐,take the(a) +交通工具to , =go...by+交通工具=go...on /in+a(the)+交通工具(小汽车只能用in ,其余的可用in ,on);

  walk to some where=go to...on foot; fly to somewhere.=go ....by plane

  ride to somewhere=go...by bike, drive to somewhere=go to by car,

  a kind of一种 , be kind to sb对某人友善 since then从那时起,

  take off 脱下,起飞,请假, reckon=consider =regard =think考虑,认为,

  be reckoned (to be) ,被以为,reckon....as... 相当于

  regard ...as...把当成,in the photo,在照片里

  go abroad,出国,be abroad,在国外,travel abroad,到国外旅行

  sell out,卖光, sell to , 卖给某人, sell well卖得好 ,

  四个也:also,肯定,行前be 后;too肯定,句末;either,否定,句末;as well,肯定,句末。

  go to sleep,去睡觉, the price of,....的价格,形容价格用high,low。

  sell sth at a high price,以高价出售, sell sth at a low price,以低价出售。

  yet ,用于完成时态的否定句和疑问句中;have a wonderful time 玩得高兴,

  would like to do sth=want to do sth,想要做某事

  would like sb. to do sth=wat sb to do sth想要某人做某事

  八上英语知识点总结人教版(三)

  1.on earth ,究竟,到底,可用在when ,what,who,where,how ,which,why 等之后,相当于in the world,用在否定句中相当于not ...at all;

  2.a fan of ...的迷, give a concert =give concerts,举行音乐会

  3.be famous for ,因..而著名(后+人或物某方面的特点,特长)

  be famous as ,作为...而闻名(后+身份职业)

  4.at the age of =when sb.was...years old, 在...岁的时候

  5.not only....but also..不仅..而且(就近原则)上 classical music,古典音乐

  6.belong to ,属于;sth belong to sb. 物属于人

  7.across ,从一定范围内的一边到另一边,表面进行;through,从中间通过或穿过,里面进行;over上方通过,不接触表面

  8.hear of 听说, be born出生

  9.I'm (not) sure我(不)确定

  10.make sb.+adj使某人怎么样, make sb. do sth. 使某人做某事

  11.take sb. around带人四处走走, a piece of music一首乐曲,

  12.in addition to 除...以外

  13.go on with sth.=go on doing sth.继续做某事,

  14.die of 患..而死,常接hunger, cold,illness,cancer内部原因

  15.die from由于..,而死,常接a wound ,anaccident,carelessness外部原因

  16.learn to do sth学做某事, learn from sb.向某人学习,

  17.Learn...by heart熟记,背诵, learn one'slesson from...从... 中吸取教训,

  18.give sb.sth=give sth.to sb. 给某人某物;give in投降,

  give up doing sth 放弃, give out 分发,

  give a way to 对...让步, on the earth在地球上,

  19.both....and既....又..... 就近原则;neither....nor既不....又不,就近原则

  either...or要么....要么.there be, notonly...but also就近原则

  20.may be可能是. maybe=perhaps大概,也许

  21.In addition to ..除...以外(还有) =besides, but 除..之外,,常与否定意义词连用,当but前有do时but后接原形, except,除....之外(不包括)

  22.on holiday度假, part time job,一份兼职工作

  23.on one's own独自, be led by由....带领

  反意疑问句:

  1.先断"定",判断是否定或肯定.

  如有not ,never, few,little, hardly, no ,nobody,seldom,nothing等词,则是否定,后面该用肯定。

  2.后找"动",观察前面的动词,若含有或情态动词直接用,若为实义动词原形,用do,三单用does,过去式用did, had better用had。

  3.换代,主语定代词,三单用he ,she ,it ,复用they we ; somebody, nobody 类似的用they,和thing一起的用

  4.肯定祈使句,反问句部分可用will you /won't you ?否定祈使句,用will you ?

  5.Let's...用shall we? let us....用will you?,

  6.在think,believe,suppose+从句结构中,疑问句部分与从句保持一致,同时主句的否定转移到从句中;但第二,三人称与主句保持一致:I don't think youhave done it ,have you? /He doesn't think you have done it ,does he?即:当主句人称是一,从句是二时,看二;当主句是三时,就看三。

  7.回答只针对事实作答;Yes+肯定,No+否定


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