【正确答案】 A

【答案解析】[解析] 画线词原形scatter为动词，意为“分散；散布；消散”。A项separate意为“分散；分离”；例：We didn't separate until nightfall. 直到夜幕降临，我们才分开。B项flee意为“逃走；消失”；例：The robbers tried to flee, but they were caught. 抢劫犯们试图逃走，但是最终还是被抓住了。C项depart意为“离开；出发”；例：We are ready to depart. 我们准备出发了。D项spread意为“展开；散布”；例：The rumor quickly spread through the village. 谣言很快传遍了整个村庄。故选A。