Li ping has difficulty singing English song.对划线部分提问划线部分：has difficulty singing English song.
问题描述：
Li ping has difficulty singing English song.对划线部分提问
划线部分：has difficulty singing English song.
答
可以这样提问：in what field does Li ping has difficulity?
答
why can't LiPing perform?
答
What do you know about Li Ping.