单选题 The police crept up from behind and took the gangster by surprise.
【正确答案】 A
【答案解析】[解析] 本句意思：警察悄悄地从歹徒背后绕过去，出其不意地将他逮捕。gangster匪徒，歹徒，土匪。violent criminal残暴的罪犯；politician政治家，政客；musician音乐家；industrialist工业家，实业家。