
does: 行为动词,do第三人称单数形式,做的意思;does助动词,用于帮助第三人称单数进行疑问、否定或强调,没有意思的。如:Does he go to school?He does not go to school.He does go to school.

does: 行为动词,do第三人称单数形式,做的意思;does助动词,用于帮助第三人称单数进行疑问、否定或强调,没有意思的。如:Does he go to school?He does not go to school.He does go to school.