do did does 怎么用?我都晕了

do did does 怎么用?我都晕了
do did does 怎么用?
我都晕了

do did does 怎么用?我都晕了
do 是助动词 帮助疑问,和否定句 .
I love you.I don't love you.Do you love me?
does 是单数第3人称的助动词
he loves you.He doesn't love you.Does he love you?
Does the dog run away?
Did 和do 基本用法一样,只是did 是do 的过去时态.
did you go to school yesterday?

do用于一般时,除了第一人称单数,其它的都用do
did用于过去时.did是do的过去式.
does用于一般时,用于第一人称单数.
第一人称单数有:
he,she,it

do 一二人称( I, you)， 还有复数(they)现在式
for example)
I do.
we do
You do.
They Do.
did 所有人称过去式
for example)
i did.
we did
you did.
they did.
he did.
she ...

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do 一二人称( I, you)， 还有复数(they)现在式
for example)
I do.
we do
You do.
They Do.
did 所有人称过去式
for example)
i did.
we did
you did.
they did.
he did.
she did.
does 第三人称(he, she) 现在式
for example)
she does.
he does.
done 所有人称过去分词
for example)
i have done
we have done
you have done
she has done
he has done
they have done
i can speak english, i gave you simple examples because i didn't want to complicate you.....=)

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