问题补充:
He felt rather that she should drive the car at such a speed.
A. frightening, frightening
B. frightened, frightened
C. frightening, frightened
D. frightened, frightening
答案:
A. frightening, frightening
B. frightened, frightened
C. frightening, frightened
(答案→)D. frightened, frightening
解析:过去分词fh曲tened意为“吓坏了的”,表状态,通常修饰人;现在分词frightening表示“令人心惊胆战的”,通常修饰物。