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be able to和can区别
be
able
to和can的区别
答:
able to 和 can都是能够做某事,意思一样,以下是两者用法区别:(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...
be
able
to和can的区别
答:
1. 语法上,严格地说,
can属于情态助动词(modal auxiliary verb),它只有现在和过去两种时态形式,而be able to属于半助动词
(semi- auxiliary verb),它却有较多的时态形式,而且还可与其它情态助动词连用。表达将来的“能力”时,一般用be able to;表达完成概念时,则只能用be able to。例如:...
can和be
able
to
的
区别
是什么?
答:
区别一:强调重点不同
1、
be able to 强调通过努力而获得的能力。
2、
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。区别二:强调内容不同 1、be able to强调一种结果,Luckily,he was able to escape from the big fire in the end。幸运的是,他...
be
able
to和can的区别
答:
be able to和can的意思都是“ 能,能够”
,一般情况下可以互换,但can 只有两种时态,即一般现在时can 和一般过去时could; 而be able to 可用于各种时态。如 1 . He can swim .= He is able to swim .他会游泳。2. She could write when she was three years old .= She was able...
can
和
be
able
to
的
区别
答:
Ⅲ.can 通常只用于上述两种时态,而be able to 则可用于各种时态
。如:He has not been able to come since he got hurt. 自从受伤以后,他就一直未能前来。Ⅳ. 在表猜测时,只能用can,而不能用be able to ,如:That can’t be your bag. 那不可能是你的书包。
be
able
to和can的区别
答:
be
able
to和can的区别
具体如下:1、be able to英 [bi: ˈeibl tu:] 美 [bi ˈebəl tu]v.能够;能,会;克;be able to是半助动词,可以用于各种时态。例句:They have not been able to go to school for two weeks.他们已有两周没能去上学了。2、can英 [kæ...
be
able
to和can
有什么
区别
?
答:
1、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
则可根据需要使用多种时态,还可以和一些情态动词连用,或用作动词不定式等非谓语形式。could是
can 的
过去式。I haven't been able to sleep recently. 最近我睡不着觉。He can swim. 他会游泳。He couldn't be a...
Can和be
able
to
有什么
区别
吗?
答:
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 able to drive the car in a week.Through his diligent work, the deaf-mute has been able to read and write in a sign ...
be
able
to和can的区别
答:
在一般现在时主动语态中表示“能”、“会”时,两者可互换,意义
差别
不大.如:I
can
/ am
able
to
paly basketball.但在以下几种情况中两者不能换用:1、在词义上,can 除可以表示“能”、“会”外,还可以表示“许可”、“允许”或可能性,而
be
able to 则不可.例句:A :
Can
it be true?B...
can和be
able
to
有什么
区别
?
答:
区别
:1、
can
,既可以描述主观可能性,也可以描述客观可能性。比如,可以说bird can fly, but you can't.2、
be
able
to
多用于人和有生物的能力,不用于描述客观事物的能力。 比如说,天能下雨也能下雪,it can rain and snow,但不能说,it is able to rain and snow。3、be capable of可以...
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