单选题 Arab people suddenly ______ smashing French shop windows.
A. set aside B. set off C. set about D. set out

【正确答案】 C
【答案解析】[解析] 短语辨析题。阿拉伯人突然进攻,砸碎法国人商店的橱窗。set aside,放在一边;set off,出发;set about,攻击;set out,着手做。