it can help set self-confident?
还是it can help have self-confident
!
答：两个都不妥当,无论是动词set还是have,后面均不可以直接跟形容词self-confident；
这里可以这样改动下,将self-confident变成其名次形式
self-confidence,前面用“树立”修饰比较好,也就是set
It can help set self-confidence.
有助于树立自信
have self-confidence 是具有自信心的意思