The whole hall held its breath，waiting for the announcement of the winner of the first prize．

【正确答案】 B

【答案解析】B)一C)一A)。本题关键在于对held its breath和现在分词短语waiting for…的翻译。held its breath的意思为“屏住呼吸”，现在分词短语waiting for…作伴随状语。