Have to 的用法-haveto-英语学习资料
编辑： admin 2017-19-02
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have to表示客观需要做的事情,意思是“必须”、“不得不”.后跟动词原形,有人称、
时态和数的变化,与情态动词 must 近义.
一、 have to 的陈述句形式
A、 肯定式：have to + 动词原形
1、 I have to tidy my room.我得整理房间.
2、 She has to help with the washing.她得帮忙洗衣服.
B、 否定式：don't (doesn't) + haveto + 动词原形
1、You don't have to go if you don't want to.如果你不想去,你就不必去.
2、He doesn't have to stay at home all day.他不必整天呆在家里.
二、have to 的一般疑问句形式及简略答语
have to的一般疑问形式必须借助助动词 do 或 does：
1、 Do you have to look after your sister?你得照看你妹妹么?
Yes,I do./ No,I don't.是的,我得照看./不,我不必照看.
2、 Does Jim have to do his homework?吉姆必须做家庭作业么?
Yes,he does./ No,he doesn't.是,他必须做./不,他不必做.
三、haveto 的特殊疑问句形式
1、 What do you have to do on Sundays?在星期天你得干什么?
2、 Why does she have to move to Paris?她为什么得迁往巴黎?
3、 Where do they have to work?他们必须在哪里工作?
四、haveto 可用于各种时态
A、一般现在时：I have to visit Mr Wang tomorrow.
明天我得去拜访王先生.
B、一般过去时：That night we had to walk home because there was no bus.
那天晚上我们不得不步行回家,因为没有公共汽车.
C、一般将来时：We'll have to ask Zhang Ming instead.
我们得请张明代替.
D、与may 连用：I think he may have to help his Dad in the garden.
我想他可能得在花园里帮他爸爸干活.
五、have to 与 must 的用法区别
A、 have to 比较强调客观需要,而 must 着重说明主观看法.
1、 My mother is ill.I have to look after her at home.
妈妈病了,我得在家照看她.
2、 You must finish your homework first.
你必须先完成作业.
B、 have to 有时态和人称变化,而 must 则没有.
1、 Mary has to water the trees.
玛莉得浇树.
2、 He must bring a picnic tomorrow.
他明天得带野餐.
C、must 有“推测”之意,而 have to 则没有.
He must be in the classroom.
他一定在教室里.
提示：
是不得不的意思，后面接动词不定式to do sth.
类似问题
类似问题1：还有have to 的用法[英语科目]
①have to通常指由于客观原因则不得不做某事,意思为“不得不”.e.g.It's dark now.I have to go home.天黑了,我不得不回家.It's raining,and I have to stay at home.外面在下雨,我不得不呆在家里.一、have to与一般...
类似问题2：have to用法反意疑问句怎么改[英语科目]
比如 you have to eat that,don't you
你不得不吃那个 不是么?
you have seen that haven't you
这个是完成时
具体要看have在句子中充当的是什么.
类似问题3：have to的用法I have to finish( )the story first.A having a look B watching C reading D to read选哪个?为什么?能详细说说么?[英语科目]
C finish doing
类似问题4：to have it的用法.Is this the recorder you want______?A to have repaired b to repair itc to have it repaired D it repaired 他的用法怎么用啊[英语科目]
先变成陈述句给你看.
this is the recorder you want to have reparied.这是你想送去修的录音机.
have sth.done 这个用法你没学过吗?就是指把什么东西由别人来完成.这里就是指让别人来修录音机.
类似问题5：have to（不得不）的用法如果说“他不得不怎么样”是He have to……还是He has to……?[英语科目]
He has to
he 是第三人称单数,谓语也要用第三人称单数
第一人称和第二人称用have
说明：第一人称单数 I 复数 we
二 you you
三 he she they