be able to的用法有哪些

作者&投稿:钦别 (若有异议请与网页底部的电邮联系)
~ be able to的用法:be able to意为“能做到…的”、“可以…的”,是指通过努力而获得的能力,强调的是一种结果,可以用于各种时态,后面只接不定式的主动形式,不接表示被动的不定式,也不可用无生命的名词作主语。

扩展资料

  be able to的含义及用法

  be able to意为(因具有品质或技能)能做到…的;(因有足够的.自由、权力、时间、财力等而)可以…的,能够…的。

  1、be able to是指通过努力而获得的能力,强调一种结果。

  例句:She can sing the song in English.

  她能用英语唱这首歌。

  He will be able to sing this song in English in a few minutes, too.

  几小时之后,他也能用英语唱这首歌。

  Luckily, he was able to escape from the big fire in the end.

  幸运的是,他终于逃出了大火。

  If he got here a few hours earlier, I could save him.

  要是他早几小时来,我还能救他。

  2、be able to可以有各种时态,后面只接不定式的主动形式,不接表示被动的不定式,也不可用无生命的名词作主语。

  例句:I could help you last night, but you didn’t come.

  昨天晚上我能帮你,而你又没来。

  Can you see it there?

  你能看见它在那儿吗?

  He will be able to help you.

  他能帮你的忙。

  The DVD can be rented from your local store.

  这DVD可在你们当地的商店租借。

  You’ll be able to get a taxi outside the station.

  在车站外可搭乘出租车。

  I haven’t been able to get much work done today.

  我今天未能干多少工作。




五常市17034817468: be able to 的几种用法, -
重牵清开:[答案] be able to 的用法有以下5种: (1) be able to 强调通过努力而获得的能力,而can则强调自身已具有的能力.如: She can sing the song in English.她能用英语唱这首歌. He will be able to sing this song in English in a few minutes,too.几小时之后,他...

五常市17034817468: be able to 的语法 -
重牵清开: 用be able to a. 位于助动词后. b. 情态动词后. c. 表示过去某时刻动作时. d. 用于句首表示条件. e. 表示成功地做了某事时,只能用was/were able to, 不能用could. He was able to flee Europe before the war broke out. = He managed to flee Europe before the war broke out.

五常市17034817468: be able to的用法
重牵清开: be able to 能,会 它与can 的区别就在于be able to 有人称和数的变化,而can 没有. 举例:我们可以说:If he work hard, he will be able to pass the exam. 而不能说:If he work hard, he will can pass the exam. able [形容词,不是动词!] =能; 能...

五常市17034817468: be able to 用法 -
重牵清开:[答案] be able to与can用法区别: (1) be able to 强调通过努力而获得的能力,而can则强调自身已具有的能力.如: She can sing the song in English. 她能用英语唱这首歌. He will be able to sing this song in English in a few minutes, too. 几小时之后,他也...

五常市17034817468: be able to的用法 -
重牵清开:[答案] able [形容词,不是动词!] =能; 能够;有才干 (1) He was able to open the door; (2) He will come if he is able.能够的 (3) The brakes were able to be fixed. (4) Maria is a very able nurse.有才干的 (5) They are bright,intelligent,able and confident...

五常市17034817468: be able to 的用法.
重牵清开: 表示经过一定的努力并且成功做成某事 不同于can:可以做成某事,但不一定做成功

五常市17034817468: be able to的用法 -
重牵清开: can 和be able to 都可以表示能力.can泛指一般的能力,而且只有两种形式,即:can, could.be able to 则主要指具体做到了某件事的能力,其形式主要是靠be 发生变化,所以形式比can 多.可以说:I can swim. I am able to swim. 但是不能说:All the people could escape from the big fire in time. 只能说:All the people were able to escape from the fire in time.

五常市17034817468: be able to的语法 -
重牵清开:[答案] be able to后面加动词原型,与can不同的是,can是指先天的“会”,而be able to指的是通过后天努力才“会”

五常市17034817468: be able to do sth 意思 用法!! -
重牵清开: be able to do sth 有能力做某事,可以用于各种时态,往往表示一次性的能力,或是在特定的情境中能够做某事.经常和can do sth放在一起进行区分.can do sth表示一般能力,可以用于一般过去时态. When the fire took place, all the workers ...

五常市17034817468: be able to的使用方法 -
重牵清开: 都行 be able to是一个整体 不是情态动词 相当于can 系动词+able to 是词组 就像睡 和 睡觉 一样

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