单选题 Paper clips, drawing pins and safety-pins were______all over the floor.
【正确答案】 A
【答案解析】解析：scatter vt.撒，撒播；使散开，驱散；vi.分散，消散。spray v.喷，喷射。spread vt．摊开；散布，传播：vi．传开，蔓延。disperse v.(使)分散，(使)消散；驱散；散开。