题目

课文填空The Sundance Film Festival 【1】 boycotts all Hollywood films, and we don’t foresee ever including them. The initial idea for our festival was 【2】 back in l978. when it was known as the Utah/US Film Festival. However, it was not well known until 1981. It was then that Robert Redford became its 【3】 and changed the focus to independent films, often made on very modest 【4】 It was given its new name-the Sundance Film Festival-in 1991. Redford has acted in and directed many big Hollywood films, but wanted to 【5】 the public to films made outside of the Hollywood syste已知函数y=f（x）和y=g（x）在[-2，2]的图象如图所示，则方程f[g（x）]=0有且仅有    个根；方程f[f（x）]=0有且仅有    个根．