动词需要助动词来辅助,比如上题的like,因为like是动词,所以用助动词do.
do you have a good friend?动词have需要do来辅助.
而be动词就是am,is,are这类的,i am a student./he is young./we are doing the homework.
希望讲的能让你明白
动词需要助动词来辅助,比如上题的like,因为like是动词,所以用助动词do.
do you have a good friend?动词have需要do来辅助.
而be动词就是am,is,are这类的,i am a student./he is young./we are doing the homework.
希望讲的能让你明白