八上英语知识点总结人教版
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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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