She felt rather that she should drive the car at such a speed.
A. frightening, frightening
B. frightened, frightened
C. frightened, frightening
D. frightening, frightened
网友回答
A. frightening, frightening
B. frightened, frightened
(答案→)C. frightened, frightening
D. frightening, frightened
解析：考查形容词用法。Frightening令人害怕的（修饰事物）；frightened感到害怕的（修饰人）句意：她感觉非常害怕以至于她用一个令人害怕的速度开车；故C正确。