Question

knock at the door和knock on the door到底有什么区别？

knock at the door和knock on the door到底有什么区别？

Answer 1

at强调一个点,on强调面
knock
at
the
door
和knock
on
the
door
都是敲门的意思，二者区别不大，
at
常和knock
名词形式连用；
on常和knock
动词形式连用如果knock用作名词时，用at.
没有太绝对的区别，只是一般这样使用
。
eg:
Did
I
hear
a
knock
at
the
door?
Please
do
not
enter
before
knocking
on
the
door.
Knock
on:
敲（门、窗等）
例句与用法:
1.
He
accidentally
knocked
on
(the
pass
from
Jones).
他非故意犯规,
用手向前击了（从琼斯传来的）球.
2.
Jim
sat
up
when
he
heard
the
knock
on
his
bedroom
door.
吉姆听到敲寝室门的声音时便坐了起来。
3.
Please
do
not
enter
before
knocking
on
the
door.
进来前请先敲门。
Knock
at:
vt.
敲
例句与用法:
1.
There
was
a
furious
knock
at
the
door.
有人在猛烈地敲门。
2.
Did
I
hear
a
knock
at
the
door?
是有人敲门吗?
3.
Did
you
hear
the
knocks
at
the
door?
你听到敲门声了吗？

Answer 2

前者表示一种正常情况下的敲门,后者则表示非正常情况下的敲门如小孩子喜欢用背去敲门.而常人则抬手齐耳处敲门.

Answer 3

knock
at
the
door和knock
on
the
door的区别：
1、knock
at
the
door
和knock
on
the
door
都是敲门的意思，二者区别不大。
2、at强调一个点,on强调面at
常和knock
名词形式连用；on常和knock
动词形式连用，如果knock用作名词时，用a。
拓展资料
knock
at
the
door
1、There
had
been
a
knock
at
the
door
and
when
she
opened
it
she
locked
herself
out
外面有敲门声，她去开门，结果把自己反锁在了外面。
2、There
was
a
light
knock
at
the
door.
有人在轻轻地敲门。
3、He
was
scarcely
awake
when
he
heard
the
knock
at
the
door.
他刚醒来就听见有人敲门。
4、I
hear
someone
knock
at
the
door.
我听见有人敲门了。
5、I
heard
a
knock
at
the
door.
我听到了敲门声。
knock
on
the
door
1、To
his
relief
a
loud
knock
on
the
door
spared
him
from
giving
an
explanation
一声重重的敲门声让他松了一口气，他可以不用解释了。
2、If
you
haven't
made
an
appointment,
take
pot
luck
and
knock
on
the
door
如果你没有预约，就敲门试试运气吧。
3、He
went
up
the
garden
path
to
knock
on
the
door.
他穿过花园小径去敲门。
4、While
he
was
half
asleep,
he
seemed
to
hear
a
knock
on
the
door.
蒙胧中他仿佛听到有人敲门。
5、A
sudden
sharp
knock
on
the
door
startled
her.
急遽的敲门声把她吓了一跳。

Answer 4

一楼是对的~~~at强调一个点，on强调面
根据语境的时候有区别
其实问题应该也不大

Answer 5

knock
at
the
door
，敲门;
叫门;
[例句]there
had
been
a
knock
at
the
door
and
when
she
opened
it
she
locked
herself
out.外面有敲门声，她去开门，结果把自己反锁在了外面。
knock
on
the
door
敲门声;
敲门;
[例句]to
his
relief
a
loud
knock
on
the
door
spared
him
from
giving
an
explanation.一声重重的敲门声让他松了一口气，他可以不用解释了。
at强调一个点,on强调面
，二者区别不大。
at
常和knock
名词形式连用，on常和knock
动词形式连用。如果knock用作名词时，用at。
没有太绝对的区别，只是一般这样使用。