[判断题]工作期间，专责监护人若需暂时离开工作现场，应指定能胜任的人员临时代替，离开前应将工作现场交待清楚，并告知全体工作班成员。
A.正确
B.错误

Through history there have been many great explorers. Have you, for example, heard of Mar co Polo, the famous Italian traveller He was one of the first Europeans to travel to China. He arrived in China in the late 13th century. About 200 years later Christopher Columbus sailed from Spain by ship. He was looking for a new way to reach India. However, as you probably know, he did not reach India. He landed in America. Five hundred years after Columbus, in the 1930s, a famous explorer named Richard Byrd was one of the first persons to fly over both the North and the South Poles.
Today we continue to explore this world, and are starting to explore other worlds, too. In the late 1950s and the 1960s Russian and American scientists sent many unmanned spacecrafts to the moon. These spacecrafts sent back valuable information about the moon. Then on July 16,1969, the first manned spaceship to the moon left earth. On that day Apollo 11 blasted off with three American astronauts on b

材料一：“天山雪松根连根，各族人民心连心。”当前，新疆各族人民和全国人民正更紧密的团结在党中央周围，为实现保增长、保民生、保稳定的目标而努力奋斗，新疆经济社会发展的良好势头和大好局面来之不易，我们要防微杜渐，每个公民应该从身边的点滴小事做起，加倍珍惜当前的稳定局面。
材料二：2009年9月29日，中共中央总书记、国家主席胡锦涛在国务院第五次全国民族团结进步表彰大会上讲话时指出：我们必须不断巩固和发展平等、团结、互助、和谐的社会主义民族关系，继续把中国民族团结进步事业推向前进。
材料三：在中华文化的百花园里，各具特色的民族文化异彩纷呈，都为中华文化的形成和发展作出了重要贡献。例如：新疆的沙粒画、维吾尔族舞蹈等都极具民族特色，是中华文化的瑰宝。
结合上述材料，回答下列问题：

近年来，我国的对外投资合作取得跨越式发展，2013年上半年中国境内投资者共对全球144个国家和地区的2912家境外企业进行直接投资，累计实现非金融类直接投资456亿，同比增长29%。按照斯密的观点，这种状况的存在与发展有利于企业（）
①发挥比较优势，提高资本利用率
②扩大市场范围，促进生产的专业化
③摆脱政府对经济的干预，促进分工发展与国民财富的增长
④提高国际分工水平，促进劳动生产率的提高