—What's wrong with you?

— I feel _____. I heard a _____ noise just now. [ ]

A. frightening, frightened

B. frightening, frightening

C. frightened, frightening

D. frightened, frightened

卷取机的分类按卷筒形式可分（）和（）两种；按夹送辊和助卷辊驱动形式又分为型（）和（）型两种，按助卷辊数分类又分为8根，2根、4根、3根助卷辊。