She thinks it's important for those who are going through a hard time ＿＿＿ a good hairestyle.
问题描述：
She thinks it's important for those who are going through a hard time ＿＿＿ a good hairestyle.
A.has B.have C.to have D.having
答
c.it's important for sb to do sth. 对某人来说做某事很重要.