Did .do does的区别,did怎么用法它也是be动词吗?

如题所述

第1个回答  2020-09-03
作为行为动词 或助动词
作为助动词时构成一般疑问句或否定句
一般现在时态用do ,does一般过去时态用 did

He often does his homework in the evening.
We often do our homework in the evening.
He did his homework two hours ago.

Does he often do his homework in the evening?
Do you often do your homework in the evening?
Did they finish the work last night?本回答被网友采纳
第2个回答  2020-09-03
did是过去式,do一般现在时,does三单形式,原型都是do希望对你有帮助。
第3个回答  2020-09-03
do/does/did区别:
do/does与did的区别是前两个代表一般现在时,而did表示动词的一般过去时。
do与does的区别是:当主要为复数名词或除第三人称单数的人称代词时,使用do,也可以表示动词原形。当主要是单数名词或不可数名词,以及第三人称单数代词he,she或it时,用does,也可表示动词的三单形式。
did和be动词是两个不同的单词,be动词主要包括:am/is/are/was/were等
相似回答