曾几何时,由于技术所限,人类眼中的海洋只是邻近的一方水域;随着造船技术的提高和海上罗盘的使用,人类进入地理大发现时代,视野投向更广阔的海域;而今,借助载人深潜器、大洋钻探船等高新技术设备,深海世界的神秘面纱逐步被揭开。这表明①实践具有社会历史性 ②实践是认识发展的动力 ③实践具有直接现实性 ④实践是认识的目的和归宿
My brother likes eating very much but he isn't very _____ about the food he eats.
I don't think the charge for overhauling (大修)the equipment is excessive in _____ to its size.
Voices were _____ as the argument between the two motorists became more bad-tempered.
Having lived in the town for quite a few years, Mr. Johnson no longer felt _____ among the local people.
He stopped his ears with his hands to _____ the terrible noise.