Be ( ）.Look,how ( ) he is running .( quick ) 并说明理由
问题描述：
Be ( ）.Look,how ( ) he is running .( quick ) 并说明理由
答
quick quickly
快点.看,他跑得多快.
第二个修饰动词跑,用副词形式.
请及时采纳,多谢!