LI Gang asked his teacher how he could play the violin well（改同意句）Li Gang asked his teacher _____ _____ play the violin well.
问题描述：
LI Gang asked his teacher how he could play the violin well（改同意句）
Li Gang asked his teacher _____ _____ play the violin well.
答
答案是：how to
答
how to ， 句子意思： 李刚问他的老师他怎样能弹好小提琴。
答
how to