人教八上第一单元到第三单元知识点

1、1.复合不定代词 构成:由some，any，everyone，no加上one，body，thing构成的不定代词称为复合不定代词。具体见下表: one body thing some someone somebody something any anyone anybody anything every everyone anybody anything no no one nobody nothing 2.用法: There is someone outside the door. 门外有个人。 I dont have anything to say today. 我今天没有任何事想说。 M

2、oney isnt everything. 金钱不是所有。 3.复合不定代词被形容词修饰时，形容词要放在复合不定代词后面。这和一般的形容词修饰名词，形容词要放在名词前不一样。 形容词修饰普通名词: There is a beatuiful girl standing under the tree. 形容词修饰复合不定代词:I have something important to tell you. There is nothing wrong with radio. 4.复合不定代词表示单数概念，做主语时，谓语动词用单数。 Everything begins to grow in sprin

3、g. 5.some_不定代词 通常用于肯定句中，而any_不定代词则多用于否定句和疑问句中。但在表示请求，建议等的疑问句中，一般用some_的不定代词。 Would you like something to drink? （2019?济南）_Sir，_ called you just now.I told him to phone again.20minutes later. _ _Ok.Thanks，Nancy. A.someone B.nobody C. anyone D.everyone （2019?广西来宾）_Dear classmates，may I have your atten

4、tion，please? I have _ to.tell you . Aimportant something B important anything C something important Danything important. 1._Do you have _ to say for yourself? _No，I have _ to say. A something；everything B nothing ；something C everything；anything Danything；nothing 2._would you like _ to eat? _Yes，ple

5、ase. A something B anything C some things D any things 3.Water is important to _，so there are many water festivals around the world. A everyone B nobody Csomebody D something 二.一般过去时的规则动词与不规则动词 页 1 第1.规则动词过去式的构成和发音 一般的动词 直接加ed watched watchhelphelped workworked 清辅音后:读音规则；浊辅音和元音/t/读与/t/后读/d/；辅音/id/ 后

6、读/d/结尾的动词 以字母ed 只加loveloved arrived arrivelived live y结尾以辅音字母加 的动词分类 ed i，再加变y为构成方式 studystudied crycried worried worry示例 重读闭音节结尾的动词，末尾只有一个辅 音字母 一般情况 以字母e结尾的词重读闭音节词词尾只有一个字辅音先双写这个ed. 母，再加在词尾加er 在词尾加r 先双写改辅音字母，再加shopshopped stopstopped tallfastnicethiner taller faster nicer thinner 不规则动词的过去式的变化各异。需要特殊

7、记忆。必须牢记。2. ）动词的过去式和动词原形一样（1cut cut read put read let let put a i改为（2）遇见 singsang swimswam sat sit beginbegan drank drink give gave :游泳唱歌后口诀 开始坐下来 给点喝的吧 a 就变为 i 结尾的单词ought和aught（3）过去式以 bought brought buy bringcaught catchthink thought taught teacht 末尾加）中间去e（4swept sweepslept keepfelt kept sleepfeelo

8、i变为（5）把 wrote write drivedrove riderode ew 变为6）ow/aw （ grew growknowknew drew draw throw threw 吧不规则动词表打印出来让学生默页不规则动词表需要听写。每天听好。八年级上册第142 写。t d变为）以d结尾的单词，把（7 lent built lendbuildspent spend sent send_Where did you go last weekend? ?北京）（2019I_ to the Great Wall. _ A go B went 页 2 第C will do D have gon

9、e _Your brother is an excellent basketball player. So he is.He _ to play basketball three years ago. A begins B began C beginning D to begin 页 3 第unit2 How often do you exercise ? 1.频度副词的含义 （1）表示事情发生频率的副词称为频度副词，常用的频度副词有always，usually，often，sometimes，seldom，hardly，hardly ever，never，事情发生的频率是否频繁，这些频度副词

10、的差异体现在哪里。 （2）表示具体的频率，次数时，一次用once，两次用twice，三次及三次已上用基数词+times，讲一下这里的time是啥意思。 2.频度副词在句中的位置 放在实义动词前，be动词，助动词或者情态动词之后，有时为了强调，也可以放在句首。 We never eat junk food. Lucy is sometime very busy. Usually my fathergets up early. 3.对频度副词进行提问，用how often How often do you exercise? Hardly ever. _Do you know the famous

11、 basketball player Kobe has said goodbye to the NBA? _Yes.I m afraid.I will_ see him on screen. A sometimes B often C always D seldom How s Susan? Oh，I _ see her because she lives abroad. A always B often C almost D hardly 1. He is the first to get to school every day. He is _ late for school. A alw

12、ays B often C sometimes D never 2 Ms.Lin is very popular with the.students. Yes. Her students are _livelyvand interesting. A always B sometimes C hardly D never 3.We _ play sports on school days . You know，we dont have enough time. A often B usually C hardly Dever 4.I dont konw you take a bus to sch

13、ool. Oh，I _ take a bus，but it is snowing today. A hardly B often C sometimes Dusually 5._ do you have an English test? Once a month A How often B how long C how soon 页 4 第Unit 3 I m more outgoing than my sister 形容词和副词的比较级 1.形容词，副词比较级的含义 形容词和副词的比较级表示更.，用于两者之间的比较，说明前者比后者更. 那为啥要强调两者之间的比较，因为三者或者三者以上的比较，

14、需要用到最高级 2.形容词，副词的比较级的构成 （1）规则变化 wet wetter 辅音字母 fatfatter easyeasily 辅音字母+y 结尾的双音节词 先变y为i，再加er earily early多音节词和部分双音节词 在词前加more more interestinginteresting more comfortable comfortable more beautiful beautiful 页 5 第（2）不规则变化 部分不规则形容词或副词的比较级: good/wellbetter bad/badlywrose many/muchmore littleless far

15、farther/further oldolder/elder 3.比较级常用句型结构 （1）甲+be+形容词比较级+than+乙 甲+实义动词+副词比较级+than+乙 Tom is taller than Kate. I got up earlier than my mother . I play basketball better than John. （2）甲+be +倍数+形容词比较级+than+乙或 甲+实义动词+倍数+副词比较级+than+乙 This room is three times bigger than that one. （3）甲+be+the +形容词比较级+of

16、the two （+.）表示甲是两者中较.的 My brother is the taller of the two boys. （?比较级+and 比较级或者more and more+原级表示越来越. The day is getting cooler and cooler The flowers are more and more beautiful. （5）the +比较级，the+比较级表示越.，越. The more careful you are ，the fewer mistakes you will make. （6）疑问词+be+形容词比较级，甲or乙? Which is

17、bigger ，the earth or the moon? 4.常见的修饰形容词比较级的前置词 （1）much/a lot/far+形容词比较级表示加深比较程度，.得多 He felt a lot better today. （2）a bit/a little+形容词比较级，表示稍微. I m a little taller than him. （3）even形容词比较级，表示甚至.，更加. This book is even more uesful than that one. 1.Although we are twins，Im _ than my brother. A outgoing

18、 B more outgoing C most outgoing D the most outgoing. 2.If more people give up driving cars，the air will get much_ in a few years. A clean B cleaner C the cleaner D the cleanest. 3._Time is money. _But I think time is _money. Aas important as B more important as Cthe most important in D more important than 4._What do you think of Toms speech? 页 6 第_No one does _ in our