英语单词怎么拼句子我会英语单词`可是就是不知道拼成句子`比如：What are you doing是怎么拼法的

英语单词怎么拼句子我会英语单词`可是就是不知道拼成句子`比如：What are you doing是怎么拼法的
英语单词怎么拼句子
我会英语单词`可是就是不知道拼成句子`
比如：What are you doing
是怎么拼法的

英语单词怎么拼句子我会英语单词`可是就是不知道拼成句子`比如：What are you doing是怎么拼法的
先来解答你的例子:
What are you doing 这是一个特殊疑问句,疑问词要前置,而且要用倒装句式.
这当然只是各种句式中的一中,要学会拼句子,
首先你要了解各种各样的英语基本句式:
英语句子看上去纷繁庞杂,但仔细观察不外乎五个基本句式.这五个基本句式可以演变出多种复杂的英语句子.换言之,绝大多数英语句子都是由这五个基本句式生成的.这五个基本句式如下：
S十V主谓结构
S十V十F主系表结构
S十V十O主谓宾结构
S十V十O1十O2 主谓双宾结构
S十V十O十C 主谓宾补结构
说明：S＝主语；V＝谓语；P＝表语；O＝宾语；O1＝间接宾语；O2＝直接宾语；C＝宾语补足语
五个基本句式详细解释如下：
1.S十V句式
在此句式中,V是不及物动词,又叫自动词(vi.).例如：
He runs quickly.
他跑得快.
They listened carefully.
他们听得很仔细.
He suffered from cold and hunger.
他挨冻受饿.
China belongs to the third world country.
中国属于第三世界国家.
The gas has given out.
煤气用完了.
My ink has run out.
我的钢笔水用完了.
2.S十V十P句式
在此句式中,V是系动词(link v.),常见的系动词有：look,seem,appear,sound,feel,taste,smell,grow,get,fall ill/asleep,stand/sit still,become,turn等.例如：
He is older than he looks.
他比看上去要老.
He seen interested in the book.
他似乎对这本书感兴趣.
The story sounds interesting.
这个故事听起来有趣.
The desk feels hard.
书桌摸起来很硬.
The cake tastes nice.
饼尝起来很香.
The flowers smell sweet and nice.
花闻起来香甜.
You have grown taller than before.
你长得比以前高了.
He has suddenly fallen ill.
他突然病倒了.
He stood quite still.
他静静地站看.
He becomes a teacher when he grew up.
他长大后当了教师.
He could never turn traitor to his country.
他永远不会背叛他的祖国.
注意：有些动词同时也是及物动词,可构成SVO句式,例如：
He looked me up and down.
他上下打量我.
He reached his hand to feel the elephant.
他伸出手来摸象.
They are tasting the fish.
他们在品尝鱼.
They grow rice in their home town.
他们在家乡种水稻.
He's got a chair to sit on.
他有椅子坐.
3.S十V十O句式
在此句式中,V是及物动词(vt.),因此有宾语.例如：
I saw a film yesterday.
我昨天看了一部电影.
Have you read the story?
你读过这个故事吗?
They found their home easily.
他们很容易找到他们的家.
They built a house last year.
他们去年建了一所房子.
They've put up a factory in the village.
他们在村里建了一座工厂.
They have taken good care of the children.
这些孩子他们照看得很好.
You should look after your children well.
你应该好好照看你的孩子.
4.S十V十O1十O2句式
在此句式中,V是带有双宾语的及物动词.常见的须带双宾语的动词有give,ask,bring,offer,send,pay,lend,show,tell,buy,get；rob,warn等.例如：
He gave me a book/a book to me.
他给我一本书.
He brought me a pen/a pen to me.
他带给我一枝钢笔.
He offered me his seat/his seat to me.
他把座位让给我.
注意下边动词改写后介词的变化：
Mother bought me a book/a book for me.
妈妈给我买了一本书.
He got me a chair/a chair for me.
他给我弄了一把椅子.
Please do me a favor/a favor for me.
请帮我一下.
He asked me a question/a question of me.
他问我个问题.
注意,下边动词只有一种说法：
They robbed the old man of his money.
他们抢了老人的钱.
He's warned me of the danger.
他警告我注意危险.
The doctor has cured him of his disease.
医生治好了他的病.
We must rid the house of th erats.
我们必须赶走屋里的老鼠.
They deprived him of his right to speak.
他们剥夺了他说话的权利.
5.S十V十O十C句式
在此句式中,V是有宾语补足语的及物动词.常带宾语补足语的词有形容词、副词、介词短语、名词、不定式、现在分词、过去分词.
常见的可接宾语补足语的动词很多,哪些动词可接哪几种形式作宾补,须根据动词的惯用法而定,不能统而概论.请看下面的例子.
They made the girl angry.
他们使这个女孩生气了.
They found her happy that day.
他们发现那天她很高兴.
I found him out.
我发现他出去了.
I saw him in.
我见他在家.
They saw a foot mark in the sand.
他们发现沙地上有脚印.
They named the boy Charlie.
他们给这个男孩起名为查理.
I saw him come in and go out.
我见他进来又出去.
They felt the car moving fast.
他们感到汽车行驶得很快.
I heard the glass broken just now.
我刚才听到玻璃碎了.
He found the doctor of study closed to him.
他发现研究所的大门对他关闭了.
再看:
一、陈述句
用来陈述事实或观点的句子叫陈述句.朗读时用降调,句末用句号.陈述句分为肯定陈述句和否定陈述句两种形式.例如：
1. 肯定陈述句
(1) This is a desk.
(2) They look very young.
(3) You must look after your clothes.
(4) There is some money in the purse.
2. 否定陈述句
(1) They aren't my books.
(2) I don't know.
(3) Kate can't find her pen.
(4) There isn't a cat here. (= There's no cat here. )
二、祈使句
用来表示请求、命令、建议等的句子叫祈使句.祈使句的主语是you,常省略,谓语动词用原形.朗读时用降调,句末用句号.祈使句分为肯定祈使句和否定祈使句两种形式.例如：
1. 肯定祈使句
(1) Please go and ask the policeman.
(2) Come in, please.
2. 否定祈使句
(1) Don't worry.
(2) Don't be late for school.
三、疑问句
用来提问的句子叫疑问句.句末用问号,疑问句分为一般疑问句、选择疑问句和特殊疑问句等.
1. 一般疑问句
一般疑问句用来询问某事物和某情况是否属实,需要对方给予肯定 (yes) 或否定(no) 回答.朗读一般疑问句时用升调,句末用问号.例如：
(1) Is he a student?
(2) Can you spell it?
(3) Do you know?
(4) Are there any students in the classroom?
肯定回答 / 否定回答
(1) Yes, he is. / No, he isn't.
(2) Yes, I can. / No, I can't.
(3) Yes, we do. / No, we don't.
(4) Yes, there are. / No, there aren't.
2. 选择疑问句
从所提供的两个或两个以上选项中选择一个做出回答的疑问句叫选择疑问句.朗读时or前面的部分用升调,or后面的部分用降调,句末用问号.回答时要根据选项做出选择,不用yes或no来回答.例如：
-Is your friend a boy or a girl?
-He is a boy. / She is a girl.
3. 特殊疑问句
由what, who, whose, which, where, how等疑问词开头的疑问句叫特殊疑问句.朗读时用降调,句末用问号.回答时要做出具体回答,不用yes或no来回答.
特殊疑问句的语序分为两种：（1）陈述句语序.此时,疑问词作句子的主语或主语的修饰语.（2）疑问句语序.即："疑问词 + 一般疑问句?"例如：
(1) -Who is on duty today?
-Li Lei is. （疑问词who作主语）
-Which bike is yours?
-The one under the tree. （疑问词which作bike的定语）
(2) -What else can you see in the picture?
-I can see some kites and a ball in it.
-How many books are there on the desk?
-Only one.

大哥能不能说清楚点``打个比例

主谓宾

此句为特殊疑问句（也就是4W问题），特殊疑问句后加：系动词及人称性物主代词，和动词doing。

这就需要你多看文章了。 或者学习英语的语法。
只会单词不会说也不成。
就像做饭，只有原料。不知道怎么炒菜，同样没有办法吃。

你必须去看一本英语语法书