我得做饭.为什么是I have to cook.为什么要加have和to?自学英语,

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我得做饭.为什么是I have to cook.为什么要加have和to?自学英语,
我得做饭.为什么是I have to cook.为什么要加have和to?自学英语,

我得做饭.为什么是I have to cook.为什么要加have和to?自学英语,
have to 是不得不的意思

先采纳一下告诉你

have to do sth意思是不得不去做某事 表示心里不情愿 但是没办法

have是不及物动词,后面要加介词才能跟宾语

have to是一个固定搭配,后加动词原形,意为不得不做某事

Have to固定用法 是不得不,得,要的意思。

have to的意思是:不得不……

must表示主观的义务和必要,主要用于肯定句和疑问句,意思为必须……,应当….. 的意思 .由must引起的疑问句,肯定回答要用must或have to,否定回答要用needn’t或don’t have to,意思是“不必” must的否定形式是must not(mustn't),表示“不应该”、“不可”、“不许”的意思,语气比较强烈。如:You mustn't waste your time....

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must表示主观的义务和必要,主要用于肯定句和疑问句,意思为必须……,应当….. 的意思 .由must引起的疑问句,肯定回答要用must或have to,否定回答要用needn’t或don’t have to,意思是“不必” must的否定形式是must not(mustn't),表示“不应该”、“不可”、“不许”的意思,语气比较强烈。如:You mustn't waste your time.你不应该浪费时间。Must we hand in our exercise books today? —Yes, you must.是的,必须今天交。 —No, you needn't.不必今天交。
have to常表示因客观需要必须做某事,有“必须”、“不得不”的意思,其后跟动词原形。
其单三形式是has to 过去式是had to,
将来时态的形式是shall/will have to. 现在完成时的形式是have/ has had to
have to的否定形式是don't have to,意为“不必要”,相当于needn't。
如: You don't have to tell her about it.你不必把这件事告诉她。 have to 的疑问式和否定式通常借助助动词do (does)/did 等构成。
We must finish the work before lunch. (强调有义务早完成工作,不要拖延。) =We have to finish the work before lunch. (强调客观情况迫使,如不完成就会…是不得以而
为之。)
I’m afraid I have to go now. 恐怕我得走了。(表示遗憾) I must go now.我必须走了。(主观看法)

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Have to do sth.表示客观上不得不做某事。

我得做饭.为什么是I have to cook.为什么要加have和to?自学英语, I didn't mean__you.I'm really sorry.A.hurting B.to hurt C.having hurt D.to have hurt我选的D,为什么是错的? —Would you like some Coke?—No,I'd ____ some tea.A. like have B.has C.rather to have D.like to have为什么是D?我觉得A对 I didn't tell Jim the good news.Oh,you(ought to have),为什么是ought to have,是非谓语动词里的a.ought b.ought to C.ought to having D.ought to have Yesterday I was ill and I ______at home the whole day.A.have to stay B.have stayed C.had to stay D.had stayed为什么要选C?其它的为什么是错的? I have a friend to help me,这个介词为什么是to? 今天我还得在写两封信.I have to write___ ____letters.=I have to write___ ____letters. what you have done is ---the docter' orders.a,attached to b,responsible我漏掉了c,resistant to d,contrary to 为什么是呢, I think of some problems that we have .the task on timeA.finishing.B.to finish.C.finished.D.finish.解释为什么是a,b不可以吗 I think of some problems that we have .the task on timeA.finishing.B.to finish.C.finished.D.finish.解释为什么是a,b不可以吗 I forget to put the milk in the fridge it must have gone A.dirty B.badly C.delicious D.bad为什么是bad,不是badly 27.If I would have listened to those people .27.If I would have listened to those people who told me I couldn’t do it then.,today ____ just be Saturday.A will B.shall C.would D.should答案为什么是C?If I would have listened to those people who what would you like to have in your life i would like to own a house ______garden is very big even if i'm in the dream.a.where b.which c.whose d.that 为什么是c? I can't go.Because I have so many things--a,done b,to do c.to be done答案为什么是b为什么不可以选a选c呢被动语态不对吗 I have no objection to hearing it.为什么是hearing?I have no objection to hearing it.为什么是hearing?通常都是原型啊,比如.i have nothing to tell. 我得走了 英语俚语怎么说要是说I have to go.我就不来问你了 I'd invite her_____ dinner at my house tomorrow.为什么是 to have I have no idea what has happened to him为什么是同位语从句