【i can t】Idon'tcanfindit和Ican'tfindit的区别

发布时间:2021-04-05 03:46:21

I don't can find it和I can't find it的区别 英语

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【答案】 前面那句话是错的.
  情态动词是一种本身有一定的字义,但不能独立充当谓语,必须和动词原形一起构成谓语动词的动词,它们有以下几个特点.
  一、情态动词后面一定跟动词原形,如:He can speak English.不能说,He can speaks English.
  二、情态动词没有实义动词的各种变化,只有could、might、should、would、was/were to、had to、dared等几个过去式,也就是说它只有两种基本形式,即原形和过去式.比如:不能说He cans speak English.
  三、情态动词(have to、used to除外)变成否定式时,只需在后面加上not就可以了,无须借助助动词,如:He can't speak English.
  四、情态动词(have to、used to除外)变成疑问句或部分倒装句时,只需把情态动词提到主语之前即可,无须借助助动词,如:
  Can he speak English?
  Hardly can he speak English.
  Only in this way can we master English.
  不能说:
  Does he can speak English?
  Hardly does he can speak English.
  Only in this way do we can master English.
  五、两个情态动词、情态动词和助动词是不能连用的,只有一部分情态动词可以和助动词be或have连用,例如:
  She said,I couldn't fix your puter yesterday.
  这句话变成间接引语时要说:
  She said that she hadn't been able to fix my puter the day before.
  不能说:
  She said that she hadn't could fix my puter the day before.
  又如,不能说:
  You wil can learn English soon.
  要说:
  You will be able to learn English soon.
  所以你给出的第一句有错,要把情态动词变成否定句时,只需要在情态动词后面加上not就可以了,无须借助助动词,第二句才是正确的,希望我能帮助你解疑释惑.
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