Heavy rains were causing inundation and much damage throughout the country.
【正确答案】 C
【答案解析】解析:本题中,inundation意为“洪水”。四个选项中,overflow of water意为“洪水”;much inconvenience意为“很不方便”;serious concern意为“严重关注”;human misery意为“人类灾害,痛苦”。只有C项符合题意。