do在句型里的意思
do的作用和含义？
do的作用和含义？
do读音是 [du?,d?,d??] ，具有多种词性和词义。构成疑问句和否定句。代替动词。用于加强语气。有做、干、进行、表现、的确等意思。
作用：1. do用于一般现在时
例句:I often do my homework in the evening.
2. does用于第三人称单数的一般现在时
例句:He does his lessons every day.
3. did用于一般过去时
例句:They did homework yesterday.
4. doing常用于现在进行时或者非谓语动词(暂时不提)
例句:He is doing his homework now.
5. done 常用于完成时，被动态或者非谓语动词(暂时不提)
例句:
He has done his homework.
He had done his homework before he went out.
His homework is done.
作为助动词，常用于疑问句和否定句。
1. 一般疑问句
例句:Do you like English?
2. 选择疑问句
例句:Does he go to school by bus or by bike?
3. 特殊疑问句
例句:How do you go to school?
4. 反义疑问句
例句:You like English, don#39t you?
5. 否定句
例句:I don#39t like English.
另外，也可以用于表示强调, 此时需要重读。
例句:He does need your help. (does重读，强调确实需要帮助)
还有，也可以代替其他的动词，使句子更简练。
例句:
Who cleaned the windows?
Tom did.
do did done does doing的区别？
Do did done dose doing的区别其答案如下:
Do是做、干的原形动词,用于第一人称单、复数，或用于各种人称的将来时。
Did用于各种人称的一般过去时。
done用作过去分词,用于被动式和完成式。
Does用于单数第三人称的一般现在时。
Doing做现在分词或动名词。作为现在分词时，用于各种人称，而用作动名词的时候，与其它词一起构成词组作状语。