题目

循环可以嵌套使用，例如一个for语句中有另外一个for语句，一个while语句中有另外一个for语句等。 答案：正确The ________ look on her face indicates that the film on show must be ________ ; otherwise, she would not look so pale．A.terrified; frightenedB.terrifying; frightenedC.terrified; frighteningD.terrifying; frightening