have、has用法
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一．Has/have简要说明
have的第三人称形式是has
have:用于主语为I, you和所有人称复数
has：用于主语为第三人称单数[he, she,it, (Maria人名)]
※用have/has填空
1.She has along ruler and a short pencil.
2.I have two sisters and one brother.
3.This is mysister. She has big eyes.
4.We have threetoys cars and two toy buses.
5.Tom has a small nose and a wide mouth.
6.My Englishteacher has longhair.
7.Peter andMary have roundfaces.
8.I have an apple. My sister has anapple,too.
9.Lucy has short hair.
10.You have a long pencil. I have a short pencil.
二．巧思妙记
◆动词have/has的用法：
▶动词have表示“有”，肯定句中主语后；“三单”主语用has,其他人称用have;▶一般疑问句容易变,does, do放句首；特殊疑问句怎么办，疑问词打前头；
▶问句have用原形，这点一定要记清；否定句也不难，doesn’t, don’t 后添have.
肯定句I have… We/You/They have… He/She/It has…
否定句I do not hav
e…
I don’t have
…
We/You/They do not h
ave…
We/You/They don’t ha
ve…
He/She/It does not hav
e…
He/She/It doesn’t have…
一般疑问句及答语Do you hav
e…?
Yes, I do.
No, I don’ t.
Do you/they have…?
Yes, we/they do.
No, we/they don’t.
Does he/she/it have…?
Yes. he/she/it does.
No. he/she/it doesn’t.
（1）关于have 的否定句,一般疑问句及其回答
have的否定句在do后面加not。have的一般疑问句是在句首加上助动词”do” ,注意大小写的转换，其他的不变。（句中的“I”变为”you” ) 。
注意: “d o” 是助动词，无词义。“do” 是加上去的，不是原来句子里面的。
a. I have a round face .(陈述句)
I do not（don’t）have a round face.(否定句)
Do you have a round face ? (一般疑问句)
Yes, I do. / No, I do not （don’t）. (回答)
b.They have long hair and big eyes . (陈述句)
They do not （don’t）have long hair and big eyes . (否定句)
Do they have long hair and big eyes ? (一般疑问句)
Yes, they do. / No, they do not（don’t）. (回答)
c. We have wide mouths and big noses . (陈述句)
We do not（don’t）have wide mouths and big noses . (否定句)
Do you have mouths and big noses ? (变一般疑问句)
Yes, we do. / No, we do not（don’t）. (回答)
（2）关于has的否定句,一般疑问句及其回答
a. He has a round face. (陈述句)
He does not（doesn’t）have (V原) a roundface.(否定句)
Does he have (V原) a round face ? (一般疑问句)
Yes, he does. / No, he does not （don’t）. (回答)
b. She has long hair and big eyes .(陈述句)
She does not（doesn’t）have (V原)long hair and big eyes.(否定句) Does she have(V原) long hair and big eyes ? (一般疑问句)
Yes, she does. / No, she does not（don’t）. (回答)
c. Jane has a wide mouth and a big nose . （陈述句）
Jane does not（doesn’t）have (V原) a wide mouth and a big nose .(否定句)
Does Jane have (V原) a wide mouth and a big nose ? (一般疑问句)
Yes, she does. / No, she does not（don’t）. (回答)
三. 将下列句子变为否定句，一般疑问句并做回答。
1. Maria andMeimei have long hair and big eyes .
Do Maria andMeimei have long hair and big eyes ?
2. Li Lei has big eyes .
Does Li Lei have big eyes ?
3. She has long hair .
Does she have long hair?
4. I have asmall nose .
Do you have a smallnose ?
5. They havebig ears and small mouths .
Do they have bigears and small mouths ?