三年级上英语知识点归纳总结.

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1、 英语(三年级上册)重要知识点归纳总结一26个英文字母的正确认读和正确规范占格书写。 字母Gg和Jj 的发音、Ii 和Rr的发音易混淆。 Bb和Dd 、 Pp 和Qq、 Ii 和Ll 的外形容易混淆,尤其是它们的小写。Cc 的发音容易读错。 能准确认读并书写五个元音字母:Aa , Ee , Ii , Oo ,Uu的大小写。2 Miss, Mr , Mrs 这三个词的准确认读及听辨。 Mr(先生),指男性 Miss (小姐)、Mrs (夫人、太太)指女性这要涉及到“人称代词”的选择及图片的选择。例如:选择题( ) This is Mr Li. _ is tall and thin.A.he B.

2、 He C. She因为Mr Li是男的,所以,下文的代词应该用he(他),又因为这个代词在句首,所以要大写首字母。因此,这道题应该选择B.I用am, you用areis连着he/she/it不可数用is(可数)单数is, 复数are变疑问,be提前肯定回答不缩写否定be后加not3. be 动词在一般现在时中的三种形式am, is ,are1. I am Peter .I am a boy.2. He / She is my friend. He /She is tall and thin. My mother is beautiful. This is my father.He is co

3、ol. Sally is my sister. She is lovely.3. You are a girl .You are beautiful . Kitty and Alice are good friends.4. My eyes are big. My hair is long.5. Are you Kitty ? Yes, I am.6. Are these your rulers ? Yes , they are ./ No ,they arent.7. Is he Joe? Yes , he is .8. Is this your pen ? Yes , it is.四人称代

4、词(主格)的准确使用。1. 第一人称 I (我) 例如:I am tall and thin. I am nine. 2. 第二人称单复数一样,都是you ( 你,你们 ) 例如:You are Kitty. ( 你是Kitty。) You are my friends. ( 你们是我的朋友。)3. 第三人称单数he (他),she (她)it(它) 例如:This is my father.He is fat. This is my sister. She is tall and thin. Look at the cat. It is fat.4. 第三人称复数 they (他们、她们、它

5、们) How much are they? - They are ten yuan . These are my books. They are new. ( 它们是新的。) 备注:“人称代词的主格”在句中作主语,因此,称之为“主格”五人称代词(宾格)的使用1.第一人称 me ( 我) This is me. Look at me. This is a small pear. Its for me . My father and mother love me.2. 第二人称you ( 你,你们)(见课本P40) Here are two pears for you . This is a bi

6、g pear. Its for you .3. 第三人称单数it(它),复数them(他们、她们、它们) Look at my rabbit . Its beautiful. I love it.-Count the chicks,please. How many chicks?-Nine chicks.- No, count them again.备注:“人称代词的宾格”一般出现在介词 、动词之后,在句中作宾语,所以,称之为“宾格”。 六形容词性的物主代词 。目前只学习了三个:“my ”( 我的 )“ your ”( 你的,你们的), “its ”(它的)形容词性的物主代词后面须有一个名词。

7、1. This is my friend. 2. Mary is my sister Tina. 3.This is your book. 4. Are these your rulers? 5. Look at the cat. Its eyes are big. Its tail is long. 6. Here is a snowman. Look at its nose. Its funny.7 名词的考查 了解:英语中名词分为可数名词和不可数名词 可数名词有单数形式( 即原形)和复数形式。 可数名词复数形式的变化分为:规则变化和不规则变化。 规则变化方法:(先记住以下三种方法,以后随

8、学随补充) 在词尾直接加-s 。例: apple- apples ,boy- boys , 以 s ,x , ch ,sh 结尾的单词要加-es 。例: peach - peaches 以 “辅音字母 + y” 结尾的词,要先把y 变为i , 再加-es。 例:family - families 不规则变化(改变单词的某些字母来构成其复数形式,必须牢记) 目前学过的: mouse - mice snowman - snowmen 单复同形的词:sheep, fish8 冠词的考查英语中的冠词有:不定冠词 a , an 和 定冠词the . a, an 与可数名词的单数连用,表示“一个”或“一类

9、”事物, a用在“辅音音素开头的单词”前面, 如:This is a book. an 用在“元音音素开头的单词”前面。如:Here is an apple for you. the 表示特指,指说话人和听话人都知道的事物。有关它的用法以后随学随讲。 Close the door , please. Look at the blackboard ,please. Look at the snow.9 代词it 的用法it的意思是“它” ,但是 it在不同的语境中,其含义是不一样的。it可以指代 “上文提到的单数名词或不可数名词”,也可以指“时间、距离、天气”等。 I have a dog .

10、It is cool .I love it .( 代指上文提到的dog) Here is some milk. Drink it ,please.这里有牛奶,请喝吧。 (代指上文提到的“牛奶milk”) It is winter in Taiyuan. 太原现在是冬季。( 指季节) In spring ,it is warm. 在春天,天气温暖。(指天气)十易混词 its 和 its Its = it is ( 它是.)Its(它的),是形容词性物主代词,它后面必须有名词出现I have a rabbit. Its eyes are big . Its hair is white. Its b

11、eautiful.十一数词的考查 本册书涉及到十个英语基数词(one ,two ,three , four , five ,six , seven ,eight ,nine ,ten),数词主要用于回答“How many .? ” 提出的问题。数词one 后面必须用“可数名词的单数”,其他数词后面必须用“可数名词的复数” - How many boys ?- Three boys. - How many girls ? - One girl.十二句型 (一)陈述句 ( 有肯定句和否定句之分 )肯定陈述句:This is Kitty. Shes thin . Im Peter, Im short

12、. My hair is long. My ears are small. Here are two pears for you. This is my bed. These are my books.否定陈述句:Youre not a sheep . 你不是羊。 It isnt warm today. 今天不暖和。(二)一般疑问句及其回答 1. - Are you Mary? 肯定回答:- Yes , I am. 否定回答:- No, Im not. 2. Are these your books? 肯定回答:- Yes , they are . 否定回答:- No, they arent

13、. ( arent = are not ) 3. -Is she Kitty? 肯定回答:- Yes , she is. 否定回答:- No, she isnt. ( isnt = is not ) 4. -Is he Peter? 肯定回答:- Yes , he is. 否定回答:- No, he isnt. 5. - Is this your pen ?肯定回答:- Yes , it is. 否定回答:- No, it isnt. (三)特殊疑问句及其回答 1.- How are you ? 你好吗? - Im fine/ happy /OK/ so- so. 2.- Who is he ? 他是谁? - Hes my friend./father / brother. 3.- Who is she? 她是谁? - Shes my friend./mother. /sister. 4.- Who are you? 你是谁? -I am Peters father. 我是彼得的父亲。 5. - How much is it ? - Five yuan. - How much are they ? - Ten yuan .please. ( “How much ”针对物品的价钱提问。) 6. - How many boys ?- Three boys. - How ma

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