题目

完形填空 The novelist's medium is the written word. One might almost say the1word. Typically the novel is 2by a silent individual reader, who may be anywhere at the time. The paperback novel is still the cheapest, most portable and adaptable form of 3entertainment. It is limited to a single channel of information—4. The narrative can go, 5, anywhere, into space, people's head, palaces, prisons and pyramids without any consideration of cost or practical possibility. In determining the shape and content of his narrative, the writer is restricted by nothing except purely artistic criteria ( Students are ________． [　　] A． prevented to smoke B． forbidden to smoke C． stopped to smoke D． preventing from smoking