第33题: [单项选择]______, the factories had not closed, and those who needed work most were given a chance to survive during the econmic disaster. A. Unintentionally B. Mercifully C. Importunately D. Tragically 参考答案:B 答案解析:(mercifully幸运地)。句意为:幸好这些工厂没有关门,在经济灾难期间,极需工作的人有机会生存下去。A.unintentionally无意地;C.importunately强求地;D. trag