People in those days liked to believe in computers ________ the world.
A:taking over and ruling
B:take over and rule
C:that took over and rule
D:to take over and rule
多吃新鲜蔬菜和水果能有效预防坏血病.因为新鲜蔬菜和水果中含有丰富的( )
观察如图漫画,针对这种现象,为维护智力成果权,公民应采取的行动是( )
①加强宣传,提高维权意识 ②加强法制建设,依法打击侵害智力成果权的不法行为
③运用法律武器维护自己的合法权益 ④尊重他人的脑力劳动,不做侵害他人智力成果的事
某同学在培养皿底部铺上棉花并加入适量的清水,然后把胚具活性且大小相同的豌豆种子各15粒放在棉花上。实验过程与结果如下表,下列叙述正确的是( )