be+able+to+do+句子成分

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can和beable to有什么区别?
基本释义:当它们表示能力的时候,是一样的。如:He can speak two foreign languages.He is able to speak two foreign languages.区别:1. can只有两种时态, 即can 和could, 而be able to 有多种时态, 如was\/were able to, will\/shall be able to, have\/has been able to等:I’ll be ...

谁知道be able to是什么意思
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....

be able to和could用法上有何区别?
均可表示某人做某事的能力,常可互换.例如:I'm not able to [can't] explain this. 我不能解释这个问题.He was able to [could] speak French very well. 他的法语讲得很不错.但是还是有区别的:(1) 从时态形式来看,can 只有现在式和过去式(could)两种,而 be able to 则可根据需要使用多...

辨析be able to 和can的区别
be able to 和can的区别:1、当它们表示能力的时候,是一样的。2、 can只有两种时态,即can 和could, 而be able to 有多种时态,如was\/were able to, will\/shall be able to, have\/has been able to等。3、表示过去通过努力终于做成了某事要用be able to,而不能用can。4、can能表猜测...

be able to的时态用法?
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,他也能用英语唱这首歌.(2) be able ...

beable todo sth和cando sth有什么区别
be able to和can的区别如下:1、can和be able to都可以表示能力,前者表示主语原本就具有的某种能力,后者表示通过努力可以具备某种能力或实现某种状态,重点强调的是要有一个努力的过程。如:(1)I can play the piano.(隐含着我本来就会弹钢琴的意思)(2)I am able to play the piano.(...

be able to后面加什么?
be able to后面用动词原形,这是一个固定搭配,意思是“能够做某事”,用于各种时态。双语例句 1、They may be able to help with childcare so that you can have a break.他们可以帮忙照料孩子,这样你就可以歇一歇了。2、If only I could get some sleep, I would be able to cope.要是能...

be+able+to后面可不可以不接动词?
通常情况下,"be able to" 后面需要接动词来构成完整的句子,但在特定的上下文中,也可以使用它作为一个独立的短语。在英语中,"be able to" 后面通常需要接一个动词原形来构成完整的句子。这是因为 "be able to" 是一个表示能力、可能性或许可性的短语,需要通过后面的动词来说明具体的行为或动作...

can和be able to的区别
can和be able to的区别:侧重点不同、时态不同、用法不同、含义不同。1、侧重点不同 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。be able to 强调一种结果,而can只强调一种可能。2、时态不同 从时态形式来看,can 只有现在式和过去式(could),而 be able to 则可根据...

can和be able to有什么区别?
当它们表示能力的时候,是一样的。其区别如下:1. can只有两种时态, 即can 和could, 而be able to 有多种时态, 如was\/were able to, will\/shall be able to, have\/has been able to等。2.表示过去通过努力终于做成了某事要用be able to,而不能用can。3.can能表猜测,be able to不能...

倚司13833447288问: 怎样用be able to do造句? -
红山区儿宝回答: When you earn your keep, you will be able to do many things that your parents cannot.

倚司13833447288问: be able to do造句 -
红山区儿宝回答:[答案] We were not able to meet the deadline because of manufacturing delays. 因为制造方面的延误,我们没能赶上最后期限. Anton was able to transfer from Lavine's to an American company. 安东成功地从拉文调到了一家美国公司. Chantal was lucky to be...

倚司13833447288问: 用be able to do sth造句 -
红山区儿宝回答: The man is able to solve the problem.

倚司13833447288问: be. able. to. do. sth. 造句 -
红山区儿宝回答: i am able to help my parents如果有帮到您 请点击采纳 谢谢拉#^_^#祝您愉快

倚司13833447288问: 用be able to do sth.造句 -
红山区儿宝回答: He will be able to win the math next week.

倚司13833447288问: 含有be able to 的陈述句怎么变成一般疑问句 能借助do吗? -
红山区儿宝回答: be able to 的陈述句用be动词放句首.用do是画蛇添足,既麻烦又不地道.例如:He is able to jump high.(他能跳得很高) 提问:Is he able to jump high?(他能跳得很高吗) able(能够..的)是形容词,跟在be动词后,有be动词的简单句改疑问句,就用be动词放句首就可以了.

倚司13833447288问: 用be able to do sth -
红山区儿宝回答: Liz was able to remember the poem .=Liz could remember the poem .be able to do sth =can do sth =能做某事(表自身的能力,也可表可以做某事.)

倚司13833447288问: be able to后为什么可以加doing? -
红山区儿宝回答: be able to 中的to 是动词不定式 其后跟动词原形.You'll be able to make a living doing something you love 中to 后面有动词原形make 但其后的动词就要用动名词了,因为一个句子中没有连词等,是不能出现两个谓语动词的.

倚司13833447288问: 英语句型 be able to -
红山区儿宝回答: 错了, be able to do 能够做某事,固定搭配,这句中主语是a successful businessman 谓语should be able to 一定要用动词/动词词组

倚司13833447288问: 怎么用be able to造一句英语句子
红山区儿宝回答: 2)只用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. I didn't manage to do it until you had explained how. 直到你教我后,我才会做.


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