上海牛津英语四年级下4B句型语法

  • 格式:doc
  • 大小:59.50 KB
  • 文档页数:13

四年级下句型、固定搭配、语法

一、 划线提问

(一)划线提问四大步骤

1. 确定疑问词

2. 找六大元素(is, am, are, have, has, can), 没有找do, does帮忙;

如果主语是三单,用does

3. 抄剩余的,遇到some变any, 你我要交换

4. 句号变问号

(二)划线提问的基本句型

1. 划名词,用What来提问

例:The dog likes bones. (划线提问)

What does the dog like?

2. 划颜色,用What colour来提问

例:The tree is green. (划线提问)

What colour is the tree?

3.划具体食物,用What food来提问

例:Ginger likes cat food. (划线提问)

What food does Ginger like?

4.划具体动物,用What animals来提问

例:Peter likes dogs. (划线提问)

What animals does Peter like?

5. 划动作 先补do,再按划线提问四大步骤

do

例:My mother cooks dinner in the kitchen. (划线提问)

What does your mother do in the kitchen?

6. 划现在分词 先补doing,再按划线提问四大步骤

例1: doing

My mother is cooking dinner in the kitchen.(划线提问)

What is your mother doing in the kitchen?

例2:

doing

Peter likes eating fish. (划线提问)

What does Peter like doing?

7. 划地点, 用Where来提问

例:Peter is cooking in the kitchen. (划线提问)

Where is Peter cooking?

8. 划谁,用Who来提问

例:Peter is cooking in the kitchen. (划线提问)

Who is cooking in the kitchen?

9. 划谁的,用Whose+名词来提问

例:That big football is Peter’s.

Whose big football is that?

10. 划感觉, 用How来提问

例:She is hungry. (划线提问)

How does she feel? = How is she?

11. 划数量,可数用How many+名词复数,

不可数用How much+不可数来提问

例1:There is one apple on the table. (划线提问)

How many apples are there on the table?

例2:There is some food on the table. (划线提问)

How much food is there on the table?

12. 划钱,用How much来提问

例:These apples are four yuan. (划线提问)

How much are these apples?

13. 划年龄,用How old来提问

例:Peter is one year old. (划线提问)

How old is Peter?

14. 划时间,用When/ What time 来提问

例:It is seven o’clock. (划线提问)

What time is it?

二.改成一般疑问句

(一)一般疑问句基本步骤 (比划线提问少确定疑问词这一步)

1. 找六大元素(is, am, are, have, has, can),没有找do/does, 如果主语是三单,用does

2. 抄剩余的, 遇到some变any, 你我要交换

3. 句号变问号

例1:Peter has got a new car. (改成一般疑问句)

Has Peter got a new car?

例2:Peter is washing hair in the bathroom. (改成一般疑问句)

Is Peter washing hair in the bathroom?

例3:Peter can cook dinner. (改成一般疑问句)

Can Peter cook dinner?

例4:Peter likes eating oranges. (改成一般疑问句)

Does Peter like eating oranges?

三.改否定句

1. 在六大元素后面加not或n’t,没有六大元素在动词前面加don’t或doesn’t,

动词变原形

2. 遇到some 变any,and变or

例1:There is some food on the table. (改成否定句)

There isn’t any food on the table.

例2:Peter likes eating oranges. (改成否定句)

Peter doesn’t like eating oranges.

例3:Please taste some cherries. (改成否定句)

Please don’t taste any cherries.

四.第三人称单数(三单)

(一) 三单

除了I和you 之外的所有单数都是第三人称单数,其后面的动词用三单形式,加s或es

(二) 三单形式

1. 一般情况下,动词+s , 如:plays, swims, cooks,

2. 以s, x, sh, ch, o 结尾的动词加es, 如: guesses, washes, watches, goes,

does

3. 以辅音+y 结尾,去y加ies,如 fly—flies, study—studies

4. 不规则:have—has

例1:Peter plays (play)badminton in the badminton club.

例2:Peter’s mother washes (wash) her hair in the bathroom.

Peter’s father watches (watch) TV in the living room.

例3:The butterfly flies (fly) in the park.

例4:Peter has (have) a cat.

五. 动词ing

(一) 动词ing的形式

1. 一般情况下动词后面直接加ing

2. 以不发音e结尾,去e加ing

如:dance—dancing,have—having,make—making,write—writing

3. 最后只有一个辅音,中间只有一个元音,且元音不发自己的音,双写加ing。如:running,swimming,hopping,skipping,stopping, chatting,sitting,getting,putting, cutting,

(二)动词ing的位置

1. like后面加动词ing,like doing

be 动词后加动词ing,be doing

go 后面加动词ing, go swimming

2. 放在句首当主语,作为动名词

如:Swimming is fun.

3. 放在名词前,作为动名词,表示性质或用途,

如:a swimming class, a swimming pool, swimming goggles

六.时态

现在进行时:be+动词ing ,表示正在进行的动作 (有now)

一般现在时:动词 (有usually, often, sometimes, never)

例:Peter is cooking dinner now. (现在进行时)

Peter cooks dinner. (一般现在时)

七.动词的适当形式

时态,三单,动词ing, 原形,to do

1. 时态

现在进行时:be+动词ing

一般现在时:动词

2. 三单(主语是除I和you 之外的所有单数)

3. 动词ing (like,be,go后加动词ing)

4. 原形 (祈使句,let’s,please,can,do/ does 后用原形)

5. to do (want to do , would like to do)

八.There be 句型

(一)there be 句型的单复数,由第一个名词决定。[就近原则]

例:There is a lot of food on the table.

There are some biscuits and food on the table.

There is some food and biscuits on the table.

(二)there be 句型的划线提问

1. 划名词, 用“What’s+介词词组”来提问

例:There are many people on the beach. (划线提问)

What’s on the beach?

2. 划数量, 用How many 或How much 来提问

如果数量后面是可数名词,用“How many+名复+are+剩余的”来提问

如果数量后是不可数名词,用“How much+不可数+is+剩余的”来提问

例1:There is some milk on the table. (划线提问)

How much milk is there on the table?

例2:There are some apples on the table. (划线提问)

How many apples are there on the table?

九.名词的适当形式