john is doing his homework.对划线部分提问划线部分是 doing his homework.＿　＿　j_英语解答

john is doing his homework.对划线部分提问划线部分是 doing his homework.
＿　＿　john　＿?

人气：350 ℃　时间：2019-09-09 18:01:16

解答

答案：【What ,is doing】
【●速度回答,】
【亲!你的10分满意,我们团队的无限动力】