单选题 The winter is already here and ______to be a most severe one.
【正确答案】 C
【答案解析】解析:promise vt.(描述自然现象或人)有希望,可能会(如:It promises to be fine tomorrow.Early mist promises a fine day.He promises well as a mathematician.)(show后面不能直接跟不定式:expect只能以人作主语,不以天气或事物作主语)。announce vt.预示(后面直接跟名词作宾语,不跟不定式)。