单选题 The mother is told that her child is desperately ill—the chances of survival are slim, and treatment is as dreadful as the disease.

【正确答案】 B
【答案解析】dreadful意为“令人畏惧的,可怕的”。A选项:无法治愈的。B选项:可怕的。C选项:不可能的。D选项:麻烦的。