小學(xué)三年級(jí)英語(yǔ)語(yǔ)法及練習(xí)題篇一
單數(shù)句和復(fù)數(shù)句:口訣: 單數(shù)句子變,變化規(guī)則要記住。
名詞代詞要變化,am, is要變are。
this, that變成啥,these, those來(lái)替它。
he, she, it要變啥,全部變they不用怕。
I要變we莫落下,名詞后面把s/es加。
名前冠詞去掉它,其余成分原樣加。
具體注意下面的六要素:
1.單數(shù)主格人稱代詞要變成相應(yīng)的復(fù)數(shù)主格人稱代詞,即I→we; you→you; she, he, it→they。 如: She is a girl.→They are girls.
2. am, is要變?yōu)閍re。 如: I'm a student. →We are students.
3.不定冠詞a, an要去掉。如: He is a boy. →They are boys.
4.普通單數(shù)名詞要變?yōu)閺?fù)數(shù)形式。如: It is a cat. →They are cats.
5.指示代詞this, that要變?yōu)閠hese, those。如: This is a book.→These are books.
6. man, woman作定語(yǔ)修飾可數(shù)名詞時(shí),要在 "數(shù)"上與被修飾名詞保持一致。但其他名詞修飾名詞表示 "性質(zhì)"時(shí),不作變化。如:
He is a man doctor.→They are men doctors.
This is an apple tree.→They are apple trees.
單復(fù)數(shù)相互轉(zhuǎn)換,每空一詞(含縮寫(xiě))。
1. The woman is a nurse.(改為復(fù)數(shù)句)
The _________ _________ _________.
2. There are some old cars.(改為單數(shù)句)
There _________ _________ old _________.
3. He has a new book.(改為復(fù)數(shù)句)
_________ _________ new _________.
4. Are these your chicks ?(改為單數(shù)句)
_______ _______ your _______?
5. Is there a sheep in the playground?(改為復(fù)數(shù)句)
________ there ________ ________ in the playground?
小學(xué)三年級(jí)英語(yǔ)語(yǔ)法及練習(xí)題篇二
情態(tài)動(dòng)詞can:can 在英語(yǔ)中有一個(gè)特殊的名字,叫做情態(tài)動(dòng)詞,表示"能夠", "會(huì)", "能力"后面要跟著表示動(dòng)作的動(dòng)詞。沒(méi)有時(shí)態(tài)和人稱的變化。表示不能做什么的時(shí)候,后面加上 not為 can not,或者縮寫(xiě)為can't。問(wèn)別人"能…嗎?"要把can 放在句子前面,首字母要大寫(xiě),句尾別忘加上問(wèn)號(hào)。
例句:-I can swing .I can draw.
-She can jump.He can play .
-We can touch .They can run.
-I can't sing.You can't see.
-She can't dance.He can't hear a car.
-We can't hear an aeroplane.
-Can you hear a dog?Can he hear a bus?
-Can Lucy write?Can you do it?
將下面各組詞組成句子
1.________________________(an,aeroplane,hear,Lucy,can )
2. ____________________________ (not,he ,dance,can )
3.____________________________? (you,can ,see,what )
4.____________________________(can ,see ,not ,we ,you)
5._____________________________. (I ,can ,help ,you )
6._____________________________? (I,can ,do,what)
7._____________________________? (you ,can ,hear me)
8._____________________________? (you ,can ,dance)
答案:
1. Lucy can hear an aeroplane.
2. He can not /can't dance.
3. What can you see?
4. We can not /can't see you.
5. I can help you.
6. What can I do?
7. Can you hear me?
8. Can you dance?
小學(xué)三年級(jí)英語(yǔ)語(yǔ)法及練習(xí)題篇三
介詞、連詞和感嘆詞:1.介詞:介詞是一種虛詞,不能單獨(dú)使用,必須在介詞后面加上個(gè)名詞或代詞使用,作句子成份。
介詞后面的名詞(或相當(dāng)于名詞的其它詞)叫做介詞的賓語(yǔ)。介詞和介詞賓語(yǔ)合稱為介詞短語(yǔ)。介詞短語(yǔ)在句中可作壯語(yǔ)、定語(yǔ)或表語(yǔ)。
介詞如: in 在…里面 on在…上面 under在…下面等。
in the classroom in the tree in the hall
on the road on the desk on the floor
under the table under the bed under the chair
2.連詞:連詞是用來(lái)連接詞與詞、短語(yǔ)與短語(yǔ)、句子與句子等的詞叫連詞。連詞是一種虛詞,在句子中不能單獨(dú)作句子成分。連詞分兩類:一類叫等立連詞,另一類叫從屬連詞。
(1)等立連詞是用來(lái)連接同等的詞、詞組和分句的。等立連詞有許多
我們現(xiàn)在只學(xué)到了and和but,其他的以后學(xué)到再介紹。
如:A and B ; blue and white ;an apple and a banana; a car and a bus; Lucy and Ben ; Ben and Kitty ;
This is a lorry and that's a drill.
I like dolls and you like robots.
(2)從屬連詞是用來(lái)引起從句的、從屬連詞又分為
引起名詞性從句的連接詞,如:if ,that 等。
引起壯語(yǔ)從句的連接詞,如:when , after ,befare等。以后會(huì)逐漸學(xué)到再介紹。
3.感嘆詞: 表示說(shuō)話人的某種感情(驚訝,高興,痛苦等)的詞叫感嘆詞。感嘆詞后常用感嘆號(hào)。常用的感嘆詞有:oh(表示驚奇或痛苦),ah(表示驚奇或滿意),hello(常被用來(lái)打招呼相當(dāng)于漢語(yǔ)的"喂!"),well(表示驚訝,無(wú)奈)
如:Hello.Are you Mary?
練習(xí):翻譯下列詞組
1.在桌子上面
2.在樹(shù)下面
3.在椅子上面
4.在盒子里面
5.在黑板上
6.在書(shū)里
7.在臉上
8.在公共汽車上
9.一只貓和一只狗.
10.又小又胖
答案:
1. on the desk
2. under the tree
3. on the desk
4. in the box
5. on the blackboard
6. in the book
7. on the face
8. on the bus
9. a cat and a dog
10. small and fat