you must do your homework as carefully as possiblecarefully在这里是什么词?为什么不用careful
问题描述：
you must do your homework as carefully as possible
carefully在这里是什么词?为什么不用careful
答
楼上的回答都蛮经典的
答
do是动词,因为副词修饰动词,所以用carefully
carefully是副词
careful是形容词.
形容词修饰名词
答
修饰动词do必须要用副词 careful是形容词,只能修饰名词
答
修饰do，所以用副词形式